1649155920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{503}}^1\times {\mathrm{719}}^1$

素因数の和:1257

約数の個数: 160

約数和(自身を含む): 5399654400

約数和(自身を除く): 3750498480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 503, 570, 719, 760, 912, 1006, 1140, 1438, 1509, 1520, 2012, 2157, 2280, 2515, 2876, 3018, 3595, 4024, 4314, 4560, 5030, 5752, 6036, 7190, 7545, 8048, 8628, 9557, 10060, 10785, 11504, 12072, 13661, 14380, 15090, 17256, 19114, 20120, 21570, 24144, 27322, 28671, 28760, 30180, 34512, 38228, 40240, 40983, 43140, 47785, 54644, 57342, 57520, 60360, 68305, 76456, 81966, 86280, 95570, 109288, 114684, 120720, 136610, 143355, 152912, 163932, 172560, 191140, 204915, 218576, 229368, 273220, 286710, 327864, 361657, 382280, 409830, 458736, 546440, 573420, 655728, 723314, 764560, 819660, 1084971, 1092880, 1146840, 1446628, 1639320, 1808285, 2169942, 2293680, 2893256, 3278640, 3616570, 4339884, 5424855, 5786512, 6871483, 7233140, 8679768, 10849710, 13742966, 14466280, 17359536, 20614449, 21699420, 27485932, 28932560, 34357415, 41228898, 43398840, 54971864, 68714830, 82457796, 86797680, 103072245, 109943728, 137429660, 164915592, 206144490, 274859320, 329831184, 412288980, 549718640, 824577960, 1649155920]

約数ペア:

[(1, 1649155920), (2, 824577960), (3, 549718640), (4, 412288980), (5, 329831184), (6, 274859320), (8, 206144490), (10, 164915592), (12, 137429660), (15, 109943728), (16, 103072245), (19, 86797680), (20, 82457796), (24, 68714830), (30, 54971864), (38, 43398840), (40, 41228898), (48, 34357415), (57, 28932560), (60, 27485932), (76, 21699420), (80, 20614449), (95, 17359536), (114, 14466280), (120, 13742966), (152, 10849710), (190, 8679768), (228, 7233140), (240, 6871483), (285, 5786512), (304, 5424855), (380, 4339884), (456, 3616570), (503, 3278640), (570, 2893256), (719, 2293680), (760, 2169942), (912, 1808285), (1006, 1639320), (1140, 1446628), (1438, 1146840), (1509, 1092880), (1520, 1084971), (2012, 819660), (2157, 764560), (2280, 723314), (2515, 655728), (2876, 573420), (3018, 546440), (3595, 458736), (4024, 409830), (4314, 382280), (4560, 361657), (5030, 327864), (5752, 286710), (6036, 273220), (7190, 229368), (7545, 218576), (8048, 204915), (8628, 191140), (9557, 172560), (10060, 163932), (10785, 152912), (11504, 143355), (12072, 136610), (13661, 120720), (14380, 114684), (15090, 109288), (17256, 95570), (19114, 86280), (20120, 81966), (21570, 76456), (24144, 68305), (27322, 60360), (28671, 57520), (28760, 57342), (30180, 54644), (34512, 47785), (38228, 43140), (40240, 40983)]