221875920

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{331}}^1$

素因数の和:383

約数の個数: 360

約数和(自身を含む): 915164640

約数和(自身を除く): 693288720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 28, 30, 35, 36, 38, 40, 42, 45, 48, 49, 56, 57, 60, 63, 70, 72, 76, 80, 84, 90, 95, 98, 105, 112, 114, 120, 126, 133, 140, 144, 147, 152, 168, 171, 180, 190, 196, 210, 228, 240, 245, 252, 266, 280, 285, 294, 304, 315, 331, 336, 342, 360, 380, 392, 399, 420, 441, 456, 490, 504, 532, 560, 570, 588, 630, 662, 665, 684, 720, 735, 760, 784, 798, 840, 855, 882, 912, 931, 980, 993, 1008, 1064, 1140, 1176, 1197, 1260, 1324, 1330, 1368, 1470, 1520, 1596, 1655, 1680, 1710, 1764, 1862, 1960, 1986, 1995, 2128, 2205, 2280, 2317, 2352, 2394, 2520, 2648, 2660, 2736, 2793, 2940, 2979, 3192, 3310, 3420, 3528, 3724, 3920, 3972, 3990, 4410, 4560, 4634, 4655, 4788, 4965, 5040, 5296, 5320, 5586, 5880, 5958, 5985, 6289, 6384, 6620, 6840, 6951, 7056, 7448, 7944, 7980, 8379, 8820, 9268, 9310, 9576, 9930, 10640, 11172, 11585, 11760, 11916, 11970, 12578, 13240, 13680, 13902, 13965, 14895, 14896, 15888, 15960, 16219, 16758, 17640, 18536, 18620, 18867, 19152, 19860, 20853, 22344, 23170, 23832, 23940, 25156, 26480, 27804, 27930, 29790, 31445, 31920, 32438, 33516, 34755, 35280, 37072, 37240, 37734, 39720, 41706, 41895, 44023, 44688, 46340, 47664, 47880, 48657, 50312, 55608, 55860, 56601, 59580, 62890, 64876, 67032, 69510, 74480, 75468, 79440, 81095, 83412, 83790, 88046, 92680, 94335, 95760, 97314, 100624, 104265, 111216, 111720, 113202, 119160, 125780, 129752, 132069, 134064, 139020, 145971, 150936, 162190, 166824, 167580, 176092, 185360, 188670, 194628, 208530, 220115, 223440, 226404, 238320, 243285, 251560, 259504, 264138, 278040, 283005, 291942, 301872, 308161, 324380, 333648, 335160, 352184, 377340, 389256, 396207, 417060, 440230, 452808, 486570, 503120, 528276, 556080, 566010, 583884, 616322, 648760, 660345, 670320, 704368, 729855, 754680, 778512, 792414, 834120, 880460, 905616, 924483, 973140, 1056552, 1132020, 1167768, 1232644, 1297520, 1320690, 1459710, 1509360, 1540805, 1584828, 1668240, 1760920, 1848966, 1946280, 1981035, 2113104, 2264040, 2335536, 2465288, 2641380, 2773449, 2919420, 3081610, 3169656, 3521840, 3697932, 3892560, 3962070, 4528080, 4622415, 4930576, 5282760, 5546898, 5838840, 6163220, 6339312, 7395864, 7924140, 9244830, 10565520, 11093796, 11677680, 12326440, 13867245, 14791728, 15848280, 18489660, 22187592, 24652880, 27734490, 31696560, 36979320, 44375184, 55468980, 73958640, 110937960, 221875920]

約数ペア:

[(1, 221875920), (2, 110937960), (3, 73958640), (4, 55468980), (5, 44375184), (6, 36979320), (7, 31696560), (8, 27734490), (9, 24652880), (10, 22187592), (12, 18489660), (14, 15848280), (15, 14791728), (16, 13867245), (18, 12326440), (19, 11677680), (20, 11093796), (21, 10565520), (24, 9244830), (28, 7924140), (30, 7395864), (35, 6339312), (36, 6163220), (38, 5838840), (40, 5546898), (42, 5282760), (45, 4930576), (48, 4622415), (49, 4528080), (56, 3962070), (57, 3892560), (60, 3697932), (63, 3521840), (70, 3169656), (72, 3081610), (76, 2919420), (80, 2773449), (84, 2641380), (90, 2465288), (95, 2335536), (98, 2264040), (105, 2113104), (112, 1981035), (114, 1946280), (120, 1848966), (126, 1760920), (133, 1668240), (140, 1584828), (144, 1540805), (147, 1509360), (152, 1459710), (168, 1320690), (171, 1297520), (180, 1232644), (190, 1167768), (196, 1132020), (210, 1056552), (228, 973140), (240, 924483), (245, 905616), (252, 880460), (266, 834120), (280, 792414), (285, 778512), (294, 754680), (304, 729855), (315, 704368), (331, 670320), (336, 660345), (342, 648760), (360, 616322), (380, 583884), (392, 566010), (399, 556080), (420, 528276), (441, 503120), (456, 486570), (490, 452808), (504, 440230), (532, 417060), (560, 396207), (570, 389256), (588, 377340), (630, 352184), (662, 335160), (665, 333648), (684, 324380), (720, 308161), (735, 301872), (760, 291942), (784, 283005), (798, 278040), (840, 264138), (855, 259504), (882, 251560), (912, 243285), (931, 238320), (980, 226404), (993, 223440), (1008, 220115), (1064, 208530), (1140, 194628), (1176, 188670), (1197, 185360), (1260, 176092), (1324, 167580), (1330, 166824), (1368, 162190), (1470, 150936), (1520, 145971), (1596, 139020), (1655, 134064), (1680, 132069), (1710, 129752), (1764, 125780), (1862, 119160), (1960, 113202), (1986, 111720), (1995, 111216), (2128, 104265), (2205, 100624), (2280, 97314), (2317, 95760), (2352, 94335), (2394, 92680), (2520, 88046), (2648, 83790), (2660, 83412), (2736, 81095), (2793, 79440), (2940, 75468), (2979, 74480), (3192, 69510), (3310, 67032), (3420, 64876), (3528, 62890), (3724, 59580), (3920, 56601), (3972, 55860), (3990, 55608), (4410, 50312), (4560, 48657), (4634, 47880), (4655, 47664), (4788, 46340), (4965, 44688), (5040, 44023), (5296, 41895), (5320, 41706), (5586, 39720), (5880, 37734), (5958, 37240), (5985, 37072), (6289, 35280), (6384, 34755), (6620, 33516), (6840, 32438), (6951, 31920), (7056, 31445), (7448, 29790), (7944, 27930), (7980, 27804), (8379, 26480), (8820, 25156), (9268, 23940), (9310, 23832), (9576, 23170), (9930, 22344), (10640, 20853), (11172, 19860), (11585, 19152), (11760, 18867), (11916, 18620), (11970, 18536), (12578, 17640), (13240, 16758), (13680, 16219), (13902, 15960), (13965, 15888), (14895, 14896)]