491552880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{317}}^1$

素因数の和:424

約数の個数: 320

約数和(自身を含む): 1907877888

約数和(自身を除く): 1416325008

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 71, 78, 80, 84, 91, 104, 105, 112, 120, 130, 140, 142, 156, 168, 182, 195, 208, 210, 213, 240, 260, 273, 280, 284, 312, 317, 336, 355, 364, 390, 420, 426, 455, 497, 520, 546, 560, 568, 624, 634, 710, 728, 780, 840, 852, 910, 923, 951, 994, 1040, 1065, 1092, 1136, 1268, 1365, 1420, 1456, 1491, 1560, 1585, 1680, 1704, 1820, 1846, 1902, 1988, 2130, 2184, 2219, 2485, 2536, 2730, 2769, 2840, 2982, 3120, 3170, 3408, 3640, 3692, 3804, 3976, 4121, 4260, 4368, 4438, 4615, 4755, 4970, 5072, 5460, 5538, 5680, 5964, 6340, 6461, 6657, 7280, 7384, 7455, 7608, 7952, 8242, 8520, 8876, 9230, 9510, 9940, 10920, 11076, 11095, 11928, 12363, 12680, 12922, 13314, 13845, 14768, 14910, 15216, 16484, 17040, 17752, 18460, 19020, 19383, 19880, 20605, 21840, 22152, 22190, 22507, 23856, 24726, 25360, 25844, 26628, 27690, 28847, 29820, 32305, 32968, 33285, 35504, 36920, 38040, 38766, 39760, 41210, 44304, 44380, 45014, 49452, 51688, 53256, 55380, 57694, 59640, 61815, 64610, 65936, 66570, 67521, 73840, 76080, 77532, 82420, 86541, 88760, 90028, 96915, 98904, 103376, 106512, 110760, 112535, 115388, 119280, 123630, 129220, 133140, 135042, 144235, 155064, 157549, 164840, 173082, 177520, 180056, 193830, 197808, 221520, 225070, 230776, 247260, 258440, 266280, 270084, 288470, 292591, 310128, 315098, 329680, 337605, 346164, 360112, 387660, 432705, 450140, 461552, 472647, 494520, 516880, 532560, 540168, 576940, 585182, 630196, 675210, 692328, 775320, 787745, 865410, 877773, 900280, 945294, 989040, 1080336, 1153880, 1170364, 1260392, 1350420, 1384656, 1462955, 1550640, 1575490, 1730820, 1755546, 1800560, 1890588, 2048137, 2307760, 2340728, 2363235, 2520784, 2700840, 2925910, 3150980, 3461640, 3511092, 3781176, 4096274, 4388865, 4681456, 4726470, 5401680, 5851820, 6144411, 6301960, 6923280, 7022184, 7562352, 8192548, 8777730, 9452940, 10240685, 11703640, 12288822, 12603920, 14044368, 16385096, 17555460, 18905880, 20481370, 23407280, 24577644, 30722055, 32770192, 35110920, 37811760, 40962740, 49155288, 61444110, 70221840, 81925480, 98310576, 122888220, 163850960, 245776440, 491552880]

約数ペア:

[(1, 491552880), (2, 245776440), (3, 163850960), (4, 122888220), (5, 98310576), (6, 81925480), (7, 70221840), (8, 61444110), (10, 49155288), (12, 40962740), (13, 37811760), (14, 35110920), (15, 32770192), (16, 30722055), (20, 24577644), (21, 23407280), (24, 20481370), (26, 18905880), (28, 17555460), (30, 16385096), (35, 14044368), (39, 12603920), (40, 12288822), (42, 11703640), (48, 10240685), (52, 9452940), (56, 8777730), (60, 8192548), (65, 7562352), (70, 7022184), (71, 6923280), (78, 6301960), (80, 6144411), (84, 5851820), (91, 5401680), (104, 4726470), (105, 4681456), (112, 4388865), (120, 4096274), (130, 3781176), (140, 3511092), (142, 3461640), (156, 3150980), (168, 2925910), (182, 2700840), (195, 2520784), (208, 2363235), (210, 2340728), (213, 2307760), (240, 2048137), (260, 1890588), (273, 1800560), (280, 1755546), (284, 1730820), (312, 1575490), (317, 1550640), (336, 1462955), (355, 1384656), (364, 1350420), (390, 1260392), (420, 1170364), (426, 1153880), (455, 1080336), (497, 989040), (520, 945294), (546, 900280), (560, 877773), (568, 865410), (624, 787745), (634, 775320), (710, 692328), (728, 675210), (780, 630196), (840, 585182), (852, 576940), (910, 540168), (923, 532560), (951, 516880), (994, 494520), (1040, 472647), (1065, 461552), (1092, 450140), (1136, 432705), (1268, 387660), (1365, 360112), (1420, 346164), (1456, 337605), (1491, 329680), (1560, 315098), (1585, 310128), (1680, 292591), (1704, 288470), (1820, 270084), (1846, 266280), (1902, 258440), (1988, 247260), (2130, 230776), (2184, 225070), (2219, 221520), (2485, 197808), (2536, 193830), (2730, 180056), (2769, 177520), (2840, 173082), (2982, 164840), (3120, 157549), (3170, 155064), (3408, 144235), (3640, 135042), (3692, 133140), (3804, 129220), (3976, 123630), (4121, 119280), (4260, 115388), (4368, 112535), (4438, 110760), (4615, 106512), (4755, 103376), (4970, 98904), (5072, 96915), (5460, 90028), (5538, 88760), (5680, 86541), (5964, 82420), (6340, 77532), (6461, 76080), (6657, 73840), (7280, 67521), (7384, 66570), (7455, 65936), (7608, 64610), (7952, 61815), (8242, 59640), (8520, 57694), (8876, 55380), (9230, 53256), (9510, 51688), (9940, 49452), (10920, 45014), (11076, 44380), (11095, 44304), (11928, 41210), (12363, 39760), (12680, 38766), (12922, 38040), (13314, 36920), (13845, 35504), (14768, 33285), (14910, 32968), (15216, 32305), (16484, 29820), (17040, 28847), (17752, 27690), (18460, 26628), (19020, 25844), (19383, 25360), (19880, 24726), (20605, 23856), (21840, 22507), (22152, 22190)]