491296680

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:405

約数の個数: 384

約数和(自身を含む): 1988812800

約数和(自身を除く): 1497516120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 28, 30, 31, 35, 36, 38, 40, 42, 45, 56, 57, 60, 62, 63, 70, 72, 76, 84, 90, 93, 95, 105, 114, 120, 124, 126, 133, 140, 152, 155, 168, 171, 180, 186, 190, 210, 217, 228, 248, 252, 266, 279, 280, 285, 310, 315, 331, 342, 360, 372, 380, 399, 420, 434, 456, 465, 504, 532, 558, 570, 589, 620, 630, 651, 662, 665, 684, 744, 760, 798, 840, 855, 868, 930, 993, 1064, 1085, 1116, 1140, 1178, 1197, 1240, 1260, 1302, 1324, 1330, 1368, 1395, 1596, 1655, 1710, 1736, 1767, 1860, 1953, 1986, 1995, 2170, 2232, 2280, 2317, 2356, 2394, 2520, 2604, 2648, 2660, 2790, 2945, 2979, 3192, 3255, 3310, 3420, 3534, 3720, 3906, 3972, 3990, 4123, 4340, 4634, 4712, 4788, 4965, 5208, 5301, 5320, 5580, 5890, 5958, 5985, 6289, 6510, 6620, 6840, 6951, 7068, 7812, 7944, 7980, 8246, 8680, 8835, 9268, 9576, 9765, 9930, 10261, 10602, 11160, 11585, 11780, 11916, 11970, 12369, 12578, 13020, 13240, 13902, 14136, 14895, 15624, 15960, 16492, 17670, 18536, 18867, 19530, 19860, 20522, 20615, 20853, 21204, 23170, 23560, 23832, 23940, 24738, 25156, 26040, 26505, 27804, 29790, 30783, 31445, 32984, 34755, 35340, 37107, 37734, 39060, 39720, 41044, 41230, 41706, 42408, 44023, 46340, 47880, 49476, 50312, 51305, 53010, 55608, 56601, 59580, 61566, 61845, 62890, 69510, 70680, 71827, 74214, 75468, 78120, 82088, 82460, 83412, 88046, 92349, 92680, 94335, 98952, 102610, 104265, 106020, 113202, 119160, 123132, 123690, 125780, 132069, 139020, 143654, 148428, 150936, 153915, 164920, 166824, 176092, 184698, 185535, 188670, 194959, 205220, 208530, 212040, 215481, 220115, 226404, 246264, 247380, 251560, 264138, 278040, 283005, 287308, 296856, 307830, 352184, 359135, 369396, 371070, 377340, 389918, 396207, 410440, 417060, 430962, 440230, 452808, 461745, 494760, 528276, 566010, 574616, 584877, 615660, 646443, 660345, 718270, 738792, 742140, 754680, 779836, 792414, 834120, 861924, 880460, 923490, 974795, 1056552, 1077405, 1132020, 1169754, 1231320, 1292886, 1320690, 1364713, 1436540, 1484280, 1559672, 1584828, 1723848, 1754631, 1760920, 1846980, 1949590, 1981035, 2154810, 2264040, 2339508, 2585772, 2641380, 2729426, 2873080, 2924385, 3169656, 3232215, 3509262, 3693960, 3899180, 3962070, 4094139, 4309620, 4679016, 5171544, 5282760, 5458852, 5848770, 6464430, 6823565, 7018524, 7798360, 7924140, 8188278, 8619240, 8773155, 10917704, 11697540, 12282417, 12928860, 13647130, 14037048, 15848280, 16376556, 17546310, 20470695, 23395080, 24564834, 25857720, 27294260, 32753112, 35092620, 40941390, 49129668, 54588520, 61412085, 70185240, 81882780, 98259336, 122824170, 163765560, 245648340, 491296680]

約数ペア:

[(1, 491296680), (2, 245648340), (3, 163765560), (4, 122824170), (5, 98259336), (6, 81882780), (7, 70185240), (8, 61412085), (9, 54588520), (10, 49129668), (12, 40941390), (14, 35092620), (15, 32753112), (18, 27294260), (19, 25857720), (20, 24564834), (21, 23395080), (24, 20470695), (28, 17546310), (30, 16376556), (31, 15848280), (35, 14037048), (36, 13647130), (38, 12928860), (40, 12282417), (42, 11697540), (45, 10917704), (56, 8773155), (57, 8619240), (60, 8188278), (62, 7924140), (63, 7798360), (70, 7018524), (72, 6823565), (76, 6464430), (84, 5848770), (90, 5458852), (93, 5282760), (95, 5171544), (105, 4679016), (114, 4309620), (120, 4094139), (124, 3962070), (126, 3899180), (133, 3693960), (140, 3509262), (152, 3232215), (155, 3169656), (168, 2924385), (171, 2873080), (180, 2729426), (186, 2641380), (190, 2585772), (210, 2339508), (217, 2264040), (228, 2154810), (248, 1981035), (252, 1949590), (266, 1846980), (279, 1760920), (280, 1754631), (285, 1723848), (310, 1584828), (315, 1559672), (331, 1484280), (342, 1436540), (360, 1364713), (372, 1320690), (380, 1292886), (399, 1231320), (420, 1169754), (434, 1132020), (456, 1077405), (465, 1056552), (504, 974795), (532, 923490), (558, 880460), (570, 861924), (589, 834120), (620, 792414), (630, 779836), (651, 754680), (662, 742140), (665, 738792), (684, 718270), (744, 660345), (760, 646443), (798, 615660), (840, 584877), (855, 574616), (868, 566010), (930, 528276), (993, 494760), (1064, 461745), (1085, 452808), (1116, 440230), (1140, 430962), (1178, 417060), (1197, 410440), (1240, 396207), (1260, 389918), (1302, 377340), (1324, 371070), (1330, 369396), (1368, 359135), (1395, 352184), (1596, 307830), (1655, 296856), (1710, 287308), (1736, 283005), (1767, 278040), (1860, 264138), (1953, 251560), (1986, 247380), (1995, 246264), (2170, 226404), (2232, 220115), (2280, 215481), (2317, 212040), (2356, 208530), (2394, 205220), (2520, 194959), (2604, 188670), (2648, 185535), (2660, 184698), (2790, 176092), (2945, 166824), (2979, 164920), (3192, 153915), (3255, 150936), (3310, 148428), (3420, 143654), (3534, 139020), (3720, 132069), (3906, 125780), (3972, 123690), (3990, 123132), (4123, 119160), (4340, 113202), (4634, 106020), (4712, 104265), (4788, 102610), (4965, 98952), (5208, 94335), (5301, 92680), (5320, 92349), (5580, 88046), (5890, 83412), (5958, 82460), (5985, 82088), (6289, 78120), (6510, 75468), (6620, 74214), (6840, 71827), (6951, 70680), (7068, 69510), (7812, 62890), (7944, 61845), (7980, 61566), (8246, 59580), (8680, 56601), (8835, 55608), (9268, 53010), (9576, 51305), (9765, 50312), (9930, 49476), (10261, 47880), (10602, 46340), (11160, 44023), (11585, 42408), (11780, 41706), (11916, 41230), (11970, 41044), (12369, 39720), (12578, 39060), (13020, 37734), (13240, 37107), (13902, 35340), (14136, 34755), (14895, 32984), (15624, 31445), (15960, 30783), (16492, 29790), (17670, 27804), (18536, 26505), (18867, 26040), (19530, 25156), (19860, 24738), (20522, 23940), (20615, 23832), (20853, 23560), (21204, 23170)]