20139718800

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{7817}}^1$

素因数の和:7970

約数の個数: 240

約数和(自身を含む): 68519453760

約数和(自身を除く): 48379734960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 25, 30, 38, 40, 48, 50, 57, 60, 75, 76, 80, 95, 100, 113, 114, 120, 150, 152, 190, 200, 226, 228, 240, 285, 300, 304, 339, 380, 400, 452, 456, 475, 565, 570, 600, 678, 760, 904, 912, 950, 1130, 1140, 1200, 1356, 1425, 1520, 1695, 1808, 1900, 2147, 2260, 2280, 2712, 2825, 2850, 3390, 3800, 4294, 4520, 4560, 5424, 5650, 5700, 6441, 6780, 7600, 7817, 8475, 8588, 9040, 10735, 11300, 11400, 12882, 13560, 15634, 16950, 17176, 21470, 22600, 22800, 23451, 25764, 27120, 31268, 32205, 33900, 34352, 39085, 42940, 45200, 46902, 51528, 53675, 62536, 64410, 67800, 78170, 85880, 93804, 103056, 107350, 117255, 125072, 128820, 135600, 148523, 156340, 161025, 171760, 187608, 195425, 214700, 234510, 257640, 297046, 312680, 322050, 375216, 390850, 429400, 445569, 469020, 515280, 586275, 594092, 625360, 644100, 742615, 781700, 858800, 883321, 891138, 938040, 1172550, 1188184, 1288200, 1485230, 1563400, 1766642, 1782276, 1876080, 2227845, 2345100, 2376368, 2576400, 2649963, 2970460, 3126800, 3533284, 3564552, 3713075, 4416605, 4455690, 4690200, 5299926, 5940920, 7066568, 7129104, 7426150, 8833210, 8911380, 9380400, 10599852, 11139225, 11881840, 13249815, 14133136, 14852300, 16783099, 17666420, 17822760, 21199704, 22083025, 22278450, 26499630, 29704600, 33566198, 35332840, 35645520, 42399408, 44166050, 44556900, 50349297, 52999260, 59409200, 66249075, 67132396, 70665680, 83915495, 88332100, 89113800, 100698594, 105998520, 132498150, 134264792, 167830990, 176664200, 178227600, 201397188, 211997040, 251746485, 264996300, 268529584, 335661980, 353328400, 402794376, 419577475, 503492970, 529992600, 671323960, 805588752, 839154950, 1006985940, 1059985200, 1258732425, 1342647920, 1678309900, 2013971880, 2517464850, 3356619800, 4027943760, 5034929700, 6713239600, 10069859400, 20139718800]

約数ペア:

[(1, 20139718800), (2, 10069859400), (3, 6713239600), (4, 5034929700), (5, 4027943760), (6, 3356619800), (8, 2517464850), (10, 2013971880), (12, 1678309900), (15, 1342647920), (16, 1258732425), (19, 1059985200), (20, 1006985940), (24, 839154950), (25, 805588752), (30, 671323960), (38, 529992600), (40, 503492970), (48, 419577475), (50, 402794376), (57, 353328400), (60, 335661980), (75, 268529584), (76, 264996300), (80, 251746485), (95, 211997040), (100, 201397188), (113, 178227600), (114, 176664200), (120, 167830990), (150, 134264792), (152, 132498150), (190, 105998520), (200, 100698594), (226, 89113800), (228, 88332100), (240, 83915495), (285, 70665680), (300, 67132396), (304, 66249075), (339, 59409200), (380, 52999260), (400, 50349297), (452, 44556900), (456, 44166050), (475, 42399408), (565, 35645520), (570, 35332840), (600, 33566198), (678, 29704600), (760, 26499630), (904, 22278450), (912, 22083025), (950, 21199704), (1130, 17822760), (1140, 17666420), (1200, 16783099), (1356, 14852300), (1425, 14133136), (1520, 13249815), (1695, 11881840), (1808, 11139225), (1900, 10599852), (2147, 9380400), (2260, 8911380), (2280, 8833210), (2712, 7426150), (2825, 7129104), (2850, 7066568), (3390, 5940920), (3800, 5299926), (4294, 4690200), (4520, 4455690), (4560, 4416605), (5424, 3713075), (5650, 3564552), (5700, 3533284), (6441, 3126800), (6780, 2970460), (7600, 2649963), (7817, 2576400), (8475, 2376368), (8588, 2345100), (9040, 2227845), (10735, 1876080), (11300, 1782276), (11400, 1766642), (12882, 1563400), (13560, 1485230), (15634, 1288200), (16950, 1188184), (17176, 1172550), (21470, 938040), (22600, 891138), (22800, 883321), (23451, 858800), (25764, 781700), (27120, 742615), (31268, 644100), (32205, 625360), (33900, 594092), (34352, 586275), (39085, 515280), (42940, 469020), (45200, 445569), (46902, 429400), (51528, 390850), (53675, 375216), (62536, 322050), (64410, 312680), (67800, 297046), (78170, 257640), (85880, 234510), (93804, 214700), (103056, 195425), (107350, 187608), (117255, 171760), (125072, 161025), (128820, 156340), (135600, 148523)]