28049951440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{307}}^1\times {\mathrm{677}}^1$

素因数の和:1245

約数の個数: 160

約数和(自身を含む): 75196687104

約数和(自身を除く): 47146735664

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 241, 280, 307, 482, 560, 614, 677, 964, 1205, 1228, 1354, 1535, 1687, 1928, 2149, 2410, 2456, 2708, 3070, 3374, 3385, 3856, 4298, 4739, 4820, 4912, 5416, 6140, 6748, 6770, 8435, 8596, 9478, 9640, 10745, 10832, 12280, 13496, 13540, 16870, 17192, 18956, 19280, 21490, 23695, 24560, 26992, 27080, 33740, 34384, 37912, 42980, 47390, 54160, 67480, 73987, 75824, 85960, 94780, 134960, 147974, 163157, 171920, 189560, 207839, 295948, 326314, 369935, 379120, 415678, 517909, 591896, 652628, 739870, 815785, 831356, 1035818, 1039195, 1142099, 1183792, 1305256, 1454873, 1479740, 1631570, 1662712, 2071636, 2078390, 2284198, 2589545, 2610512, 2909746, 2959480, 3263140, 3325424, 4143272, 4156780, 4568396, 5179090, 5710495, 5819492, 5918960, 6526280, 7274365, 8286544, 8313560, 9136792, 10358180, 11420990, 11638984, 13052560, 14548730, 16627120, 18273584, 20716360, 22841980, 23277968, 29097460, 41432720, 45683960, 50089199, 58194920, 91367920, 100178398, 116389840, 200356796, 250445995, 350624393, 400713592, 500891990, 701248786, 801427184, 1001783980, 1402497572, 1753121965, 2003567960, 2804995144, 3506243930, 4007135920, 5609990288, 7012487860, 14024975720, 28049951440]

約数ペア:

[(1, 28049951440), (2, 14024975720), (4, 7012487860), (5, 5609990288), (7, 4007135920), (8, 3506243930), (10, 2804995144), (14, 2003567960), (16, 1753121965), (20, 1402497572), (28, 1001783980), (35, 801427184), (40, 701248786), (56, 500891990), (70, 400713592), (80, 350624393), (112, 250445995), (140, 200356796), (241, 116389840), (280, 100178398), (307, 91367920), (482, 58194920), (560, 50089199), (614, 45683960), (677, 41432720), (964, 29097460), (1205, 23277968), (1228, 22841980), (1354, 20716360), (1535, 18273584), (1687, 16627120), (1928, 14548730), (2149, 13052560), (2410, 11638984), (2456, 11420990), (2708, 10358180), (3070, 9136792), (3374, 8313560), (3385, 8286544), (3856, 7274365), (4298, 6526280), (4739, 5918960), (4820, 5819492), (4912, 5710495), (5416, 5179090), (6140, 4568396), (6748, 4156780), (6770, 4143272), (8435, 3325424), (8596, 3263140), (9478, 2959480), (9640, 2909746), (10745, 2610512), (10832, 2589545), (12280, 2284198), (13496, 2078390), (13540, 2071636), (16870, 1662712), (17192, 1631570), (18956, 1479740), (19280, 1454873), (21490, 1305256), (23695, 1183792), (24560, 1142099), (26992, 1039195), (27080, 1035818), (33740, 831356), (34384, 815785), (37912, 739870), (42980, 652628), (47390, 591896), (54160, 517909), (67480, 415678), (73987, 379120), (75824, 369935), (85960, 326314), (94780, 295948), (134960, 207839), (147974, 189560), (163157, 171920)]