789270560

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^2\times {\mathrm{101}}^1$

素因数の和:176

約数の個数: 216

約数和(自身を含む): 2166114636

約数和(自身を除く): 1376844076

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 65, 68, 80, 85, 101, 104, 130, 136, 160, 169, 170, 202, 208, 221, 260, 272, 289, 338, 340, 404, 416, 442, 505, 520, 544, 578, 676, 680, 808, 845, 884, 1010, 1040, 1105, 1156, 1313, 1352, 1360, 1445, 1616, 1690, 1717, 1768, 2020, 2080, 2210, 2312, 2626, 2704, 2720, 2873, 2890, 3232, 3380, 3434, 3536, 3757, 4040, 4420, 4624, 5252, 5408, 5746, 5780, 6565, 6760, 6868, 7072, 7514, 8080, 8585, 8840, 9248, 10504, 11492, 11560, 13130, 13520, 13736, 14365, 15028, 16160, 17069, 17170, 17680, 18785, 21008, 22321, 22984, 23120, 26260, 27040, 27472, 28730, 29189, 30056, 34138, 34340, 35360, 37570, 42016, 44642, 45968, 46240, 48841, 52520, 54944, 57460, 58378, 60112, 68276, 68680, 75140, 85345, 89284, 91936, 97682, 105040, 111605, 114920, 116756, 120224, 136552, 137360, 145945, 150280, 170690, 178568, 195364, 210080, 223210, 229840, 233512, 244205, 273104, 274720, 290173, 291890, 300560, 341380, 357136, 379457, 390728, 446420, 459680, 467024, 488410, 546208, 580346, 583780, 601120, 682760, 714272, 758914, 781456, 892840, 934048, 976820, 1160692, 1167560, 1365520, 1450865, 1517828, 1562912, 1785680, 1897285, 1953640, 2321384, 2335120, 2731040, 2901730, 3035656, 3571360, 3794570, 3907280, 4642768, 4670240, 4932941, 5803460, 6071312, 7589140, 7814560, 9285536, 9865882, 11606920, 12142624, 15178280, 19731764, 23213840, 24664705, 30356560, 39463528, 46427680, 49329410, 60713120, 78927056, 98658820, 157854112, 197317640, 394635280, 789270560]

約数ペア:

[(1, 789270560), (2, 394635280), (4, 197317640), (5, 157854112), (8, 98658820), (10, 78927056), (13, 60713120), (16, 49329410), (17, 46427680), (20, 39463528), (26, 30356560), (32, 24664705), (34, 23213840), (40, 19731764), (52, 15178280), (65, 12142624), (68, 11606920), (80, 9865882), (85, 9285536), (101, 7814560), (104, 7589140), (130, 6071312), (136, 5803460), (160, 4932941), (169, 4670240), (170, 4642768), (202, 3907280), (208, 3794570), (221, 3571360), (260, 3035656), (272, 2901730), (289, 2731040), (338, 2335120), (340, 2321384), (404, 1953640), (416, 1897285), (442, 1785680), (505, 1562912), (520, 1517828), (544, 1450865), (578, 1365520), (676, 1167560), (680, 1160692), (808, 976820), (845, 934048), (884, 892840), (1010, 781456), (1040, 758914), (1105, 714272), (1156, 682760), (1313, 601120), (1352, 583780), (1360, 580346), (1445, 546208), (1616, 488410), (1690, 467024), (1717, 459680), (1768, 446420), (2020, 390728), (2080, 379457), (2210, 357136), (2312, 341380), (2626, 300560), (2704, 291890), (2720, 290173), (2873, 274720), (2890, 273104), (3232, 244205), (3380, 233512), (3434, 229840), (3536, 223210), (3757, 210080), (4040, 195364), (4420, 178568), (4624, 170690), (5252, 150280), (5408, 145945), (5746, 137360), (5780, 136552), (6565, 120224), (6760, 116756), (6868, 114920), (7072, 111605), (7514, 105040), (8080, 97682), (8585, 91936), (8840, 89284), (9248, 85345), (10504, 75140), (11492, 68680), (11560, 68276), (13130, 60112), (13520, 58378), (13736, 57460), (14365, 54944), (15028, 52520), (16160, 48841), (17069, 46240), (17170, 45968), (17680, 44642), (18785, 42016), (21008, 37570), (22321, 35360), (22984, 34340), (23120, 34138), (26260, 30056), (27040, 29189), (27472, 28730)]