77331498880

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{653}}^1$

素因数の和:877

約数の個数: 256

約数和(自身を含む): 196729896960

約数和(自身を除く): 119398398080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 47, 62, 64, 80, 94, 124, 127, 128, 155, 160, 188, 235, 248, 254, 310, 320, 376, 470, 496, 508, 620, 635, 640, 653, 752, 940, 992, 1016, 1240, 1270, 1306, 1457, 1504, 1880, 1984, 2032, 2480, 2540, 2612, 2914, 3008, 3265, 3760, 3937, 3968, 4064, 4960, 5080, 5224, 5828, 5969, 6016, 6530, 7285, 7520, 7874, 8128, 9920, 10160, 10448, 11656, 11938, 13060, 14570, 15040, 15748, 16256, 19685, 19840, 20243, 20320, 20896, 23312, 23876, 26120, 29140, 29845, 30080, 30691, 31496, 39370, 40486, 40640, 41792, 46624, 47752, 52240, 58280, 59690, 61382, 62992, 78740, 80972, 81280, 82931, 83584, 93248, 95504, 101215, 104480, 116560, 119380, 122764, 125984, 153455, 157480, 161944, 165862, 185039, 186496, 191008, 202430, 208960, 233120, 238760, 245528, 251968, 306910, 314960, 323888, 331724, 370078, 382016, 404860, 414655, 417920, 466240, 477520, 491056, 503936, 613820, 629920, 647776, 663448, 740156, 764032, 809720, 829310, 925195, 932480, 951421, 955040, 982112, 1227640, 1259840, 1295552, 1326896, 1480312, 1619440, 1658620, 1850390, 1902842, 1910080, 1964224, 2455280, 2519680, 2570861, 2591104, 2653792, 2960624, 3238880, 3317240, 3700780, 3805684, 3820160, 3897757, 3928448, 4757105, 4910560, 5141722, 5307584, 5921248, 6477760, 6634480, 7401560, 7611368, 7795514, 9514210, 9821120, 10283444, 10615168, 11842496, 12854305, 12955520, 13268960, 14803120, 15222736, 15591028, 19028420, 19488785, 19642240, 20566888, 23684992, 25708610, 26537920, 29606240, 30445472, 31182056, 38056840, 38977570, 41133776, 51417220, 53075840, 59212480, 60890944, 62364112, 76113680, 77955140, 82267552, 102834440, 118424960, 120830467, 121781888, 124728224, 152227360, 155910280, 164535104, 205668880, 241660934, 249456448, 304454720, 311820560, 329070208, 411337760, 483321868, 498912896, 604152335, 608909440, 623641120, 822675520, 966643736, 1208304670, 1247282240, 1645351040, 1933287472, 2416609340, 2494564480, 3866574944, 4833218680, 7733149888, 9666437360, 15466299776, 19332874720, 38665749440, 77331498880]

約数ペア:

[(1, 77331498880), (2, 38665749440), (4, 19332874720), (5, 15466299776), (8, 9666437360), (10, 7733149888), (16, 4833218680), (20, 3866574944), (31, 2494564480), (32, 2416609340), (40, 1933287472), (47, 1645351040), (62, 1247282240), (64, 1208304670), (80, 966643736), (94, 822675520), (124, 623641120), (127, 608909440), (128, 604152335), (155, 498912896), (160, 483321868), (188, 411337760), (235, 329070208), (248, 311820560), (254, 304454720), (310, 249456448), (320, 241660934), (376, 205668880), (470, 164535104), (496, 155910280), (508, 152227360), (620, 124728224), (635, 121781888), (640, 120830467), (653, 118424960), (752, 102834440), (940, 82267552), (992, 77955140), (1016, 76113680), (1240, 62364112), (1270, 60890944), (1306, 59212480), (1457, 53075840), (1504, 51417220), (1880, 41133776), (1984, 38977570), (2032, 38056840), (2480, 31182056), (2540, 30445472), (2612, 29606240), (2914, 26537920), (3008, 25708610), (3265, 23684992), (3760, 20566888), (3937, 19642240), (3968, 19488785), (4064, 19028420), (4960, 15591028), (5080, 15222736), (5224, 14803120), (5828, 13268960), (5969, 12955520), (6016, 12854305), (6530, 11842496), (7285, 10615168), (7520, 10283444), (7874, 9821120), (8128, 9514210), (9920, 7795514), (10160, 7611368), (10448, 7401560), (11656, 6634480), (11938, 6477760), (13060, 5921248), (14570, 5307584), (15040, 5141722), (15748, 4910560), (16256, 4757105), (19685, 3928448), (19840, 3897757), (20243, 3820160), (20320, 3805684), (20896, 3700780), (23312, 3317240), (23876, 3238880), (26120, 2960624), (29140, 2653792), (29845, 2591104), (30080, 2570861), (30691, 2519680), (31496, 2455280), (39370, 1964224), (40486, 1910080), (40640, 1902842), (41792, 1850390), (46624, 1658620), (47752, 1619440), (52240, 1480312), (58280, 1326896), (59690, 1295552), (61382, 1259840), (62992, 1227640), (78740, 982112), (80972, 955040), (81280, 951421), (82931, 932480), (83584, 925195), (93248, 829310), (95504, 809720), (101215, 764032), (104480, 740156), (116560, 663448), (119380, 647776), (122764, 629920), (125984, 613820), (153455, 503936), (157480, 491056), (161944, 477520), (165862, 466240), (185039, 417920), (186496, 414655), (191008, 404860), (202430, 382016), (208960, 370078), (233120, 331724), (238760, 323888), (245528, 314960), (251968, 306910)]