1520979040

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{617}}^1$

素因数の和:741

約数の個数: 192

約数和(自身を含む): 4305788928

約数和(自身を除く): 2784809888

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 70, 71, 80, 112, 124, 140, 142, 155, 160, 217, 224, 248, 280, 284, 310, 355, 434, 496, 497, 560, 568, 617, 620, 710, 868, 992, 994, 1085, 1120, 1136, 1234, 1240, 1420, 1736, 1988, 2170, 2201, 2272, 2468, 2480, 2485, 2840, 3085, 3472, 3976, 4319, 4340, 4402, 4936, 4960, 4970, 5680, 6170, 6944, 7952, 8638, 8680, 8804, 9872, 9940, 11005, 11360, 12340, 15407, 15904, 17276, 17360, 17608, 19127, 19744, 19880, 21595, 22010, 24680, 30814, 34552, 34720, 35216, 38254, 39760, 43190, 43807, 44020, 49360, 61628, 69104, 70432, 76508, 77035, 79520, 86380, 87614, 88040, 95635, 98720, 123256, 133889, 138208, 153016, 154070, 172760, 175228, 176080, 191270, 219035, 246512, 267778, 306032, 306649, 308140, 345520, 350456, 352160, 382540, 438070, 493024, 535556, 612064, 613298, 616280, 669445, 691040, 700912, 765080, 876140, 1071112, 1226596, 1232560, 1338890, 1358017, 1401824, 1530160, 1533245, 1752280, 2142224, 2453192, 2465120, 2677780, 2716034, 3060320, 3066490, 3504560, 4284448, 4906384, 5355560, 5432068, 6132980, 6790085, 7009120, 9506119, 9812768, 10711120, 10864136, 12265960, 13580170, 19012238, 21422240, 21728272, 24531920, 27160340, 38024476, 43456544, 47530595, 49063840, 54320680, 76048952, 95061190, 108641360, 152097904, 190122380, 217282720, 304195808, 380244760, 760489520, 1520979040]

約数ペア:

[(1, 1520979040), (2, 760489520), (4, 380244760), (5, 304195808), (7, 217282720), (8, 190122380), (10, 152097904), (14, 108641360), (16, 95061190), (20, 76048952), (28, 54320680), (31, 49063840), (32, 47530595), (35, 43456544), (40, 38024476), (56, 27160340), (62, 24531920), (70, 21728272), (71, 21422240), (80, 19012238), (112, 13580170), (124, 12265960), (140, 10864136), (142, 10711120), (155, 9812768), (160, 9506119), (217, 7009120), (224, 6790085), (248, 6132980), (280, 5432068), (284, 5355560), (310, 4906384), (355, 4284448), (434, 3504560), (496, 3066490), (497, 3060320), (560, 2716034), (568, 2677780), (617, 2465120), (620, 2453192), (710, 2142224), (868, 1752280), (992, 1533245), (994, 1530160), (1085, 1401824), (1120, 1358017), (1136, 1338890), (1234, 1232560), (1240, 1226596), (1420, 1071112), (1736, 876140), (1988, 765080), (2170, 700912), (2201, 691040), (2272, 669445), (2468, 616280), (2480, 613298), (2485, 612064), (2840, 535556), (3085, 493024), (3472, 438070), (3976, 382540), (4319, 352160), (4340, 350456), (4402, 345520), (4936, 308140), (4960, 306649), (4970, 306032), (5680, 267778), (6170, 246512), (6944, 219035), (7952, 191270), (8638, 176080), (8680, 175228), (8804, 172760), (9872, 154070), (9940, 153016), (11005, 138208), (11360, 133889), (12340, 123256), (15407, 98720), (15904, 95635), (17276, 88040), (17360, 87614), (17608, 86380), (19127, 79520), (19744, 77035), (19880, 76508), (21595, 70432), (22010, 69104), (24680, 61628), (30814, 49360), (34552, 44020), (34720, 43807), (35216, 43190), (38254, 39760)]