61398020880

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{557}}^1\times {\mathrm{21871}}^1$

素因数の和:22454

約数の個数: 240

約数和(自身を含む): 236085318144

約数和(自身を除く): 174687297264

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 557, 560, 630, 720, 840, 1008, 1114, 1260, 1671, 1680, 2228, 2520, 2785, 3342, 3899, 4456, 5013, 5040, 5570, 6684, 7798, 8355, 8912, 10026, 11140, 11697, 13368, 15596, 16710, 19495, 20052, 21871, 22280, 23394, 25065, 26736, 31192, 33420, 35091, 38990, 40104, 43742, 44560, 46788, 50130, 58485, 62384, 65613, 66840, 70182, 77980, 80208, 87484, 93576, 100260, 109355, 116970, 131226, 133680, 140364, 153097, 155960, 174968, 175455, 187152, 196839, 200520, 218710, 233940, 262452, 280728, 306194, 311920, 328065, 349936, 350910, 393678, 401040, 437420, 459291, 467880, 524904, 561456, 612388, 656130, 701820, 765485, 787356, 874840, 918582, 935760, 984195, 1049808, 1224776, 1312260, 1377873, 1403640, 1530970, 1574712, 1749680, 1837164, 1968390, 2296455, 2449552, 2624520, 2755746, 2807280, 3061940, 3149424, 3674328, 3936780, 4592910, 5249040, 5511492, 6123880, 6889365, 7348656, 7873560, 9185820, 11022984, 12182147, 12247760, 13778730, 15747120, 18371640, 22045968, 24364294, 27557460, 36546441, 36743280, 48728588, 55114920, 60910735, 73092882, 85275029, 97457176, 109639323, 110229840, 121821470, 146185764, 170550058, 182732205, 194914352, 219278646, 243642940, 255825087, 292371528, 341100116, 365464410, 426375145, 438557292, 487285880, 511650174, 548196615, 584743056, 682200232, 730928820, 767475261, 852750290, 877114584, 974571760, 1023300348, 1096393230, 1279125435, 1364400464, 1461857640, 1534950522, 1705500580, 1754229168, 2046600696, 2192786460, 2558250870, 2923715280, 3069901044, 3411001160, 3837376305, 4093201392, 4385572920, 5116501740, 6139802088, 6822002320, 7674752610, 8771145840, 10233003480, 12279604176, 15349505220, 20466006960, 30699010440, 61398020880]

約数ペア:

[(1, 61398020880), (2, 30699010440), (3, 20466006960), (4, 15349505220), (5, 12279604176), (6, 10233003480), (7, 8771145840), (8, 7674752610), (9, 6822002320), (10, 6139802088), (12, 5116501740), (14, 4385572920), (15, 4093201392), (16, 3837376305), (18, 3411001160), (20, 3069901044), (21, 2923715280), (24, 2558250870), (28, 2192786460), (30, 2046600696), (35, 1754229168), (36, 1705500580), (40, 1534950522), (42, 1461857640), (45, 1364400464), (48, 1279125435), (56, 1096393230), (60, 1023300348), (63, 974571760), (70, 877114584), (72, 852750290), (80, 767475261), (84, 730928820), (90, 682200232), (105, 584743056), (112, 548196615), (120, 511650174), (126, 487285880), (140, 438557292), (144, 426375145), (168, 365464410), (180, 341100116), (210, 292371528), (240, 255825087), (252, 243642940), (280, 219278646), (315, 194914352), (336, 182732205), (360, 170550058), (420, 146185764), (504, 121821470), (557, 110229840), (560, 109639323), (630, 97457176), (720, 85275029), (840, 73092882), (1008, 60910735), (1114, 55114920), (1260, 48728588), (1671, 36743280), (1680, 36546441), (2228, 27557460), (2520, 24364294), (2785, 22045968), (3342, 18371640), (3899, 15747120), (4456, 13778730), (5013, 12247760), (5040, 12182147), (5570, 11022984), (6684, 9185820), (7798, 7873560), (8355, 7348656), (8912, 6889365), (10026, 6123880), (11140, 5511492), (11697, 5249040), (13368, 4592910), (15596, 3936780), (16710, 3674328), (19495, 3149424), (20052, 3061940), (21871, 2807280), (22280, 2755746), (23394, 2624520), (25065, 2449552), (26736, 2296455), (31192, 1968390), (33420, 1837164), (35091, 1749680), (38990, 1574712), (40104, 1530970), (43742, 1403640), (44560, 1377873), (46788, 1312260), (50130, 1224776), (58485, 1049808), (62384, 984195), (65613, 935760), (66840, 918582), (70182, 874840), (77980, 787356), (80208, 765485), (87484, 701820), (93576, 656130), (100260, 612388), (109355, 561456), (116970, 524904), (131226, 467880), (133680, 459291), (140364, 437420), (153097, 401040), (155960, 393678), (174968, 350910), (175455, 349936), (187152, 328065), (196839, 311920), (200520, 306194), (218710, 280728), (233940, 262452)]