247139880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{9319}}^1$

素因数の和:9363

約数の個数: 128

約数和(自身を含む): 845510400

約数和(自身を除く): 598370520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 26, 30, 34, 39, 40, 51, 52, 60, 65, 68, 78, 85, 102, 104, 120, 130, 136, 156, 170, 195, 204, 221, 255, 260, 312, 340, 390, 408, 442, 510, 520, 663, 680, 780, 884, 1020, 1105, 1326, 1560, 1768, 2040, 2210, 2652, 3315, 4420, 5304, 6630, 8840, 9319, 13260, 18638, 26520, 27957, 37276, 46595, 55914, 74552, 93190, 111828, 121147, 139785, 158423, 186380, 223656, 242294, 279570, 316846, 363441, 372760, 475269, 484588, 559140, 605735, 633692, 726882, 792115, 950538, 969176, 1118280, 1211470, 1267384, 1453764, 1584230, 1817205, 1901076, 2059499, 2376345, 2422940, 2907528, 3168460, 3634410, 3802152, 4118998, 4752690, 4845880, 6178497, 6336920, 7268820, 8237996, 9505380, 10297495, 12356994, 14537640, 16475992, 19010760, 20594990, 24713988, 30892485, 41189980, 49427976, 61784970, 82379960, 123569940, 247139880]

約数ペア:

[(1, 247139880), (2, 123569940), (3, 82379960), (4, 61784970), (5, 49427976), (6, 41189980), (8, 30892485), (10, 24713988), (12, 20594990), (13, 19010760), (15, 16475992), (17, 14537640), (20, 12356994), (24, 10297495), (26, 9505380), (30, 8237996), (34, 7268820), (39, 6336920), (40, 6178497), (51, 4845880), (52, 4752690), (60, 4118998), (65, 3802152), (68, 3634410), (78, 3168460), (85, 2907528), (102, 2422940), (104, 2376345), (120, 2059499), (130, 1901076), (136, 1817205), (156, 1584230), (170, 1453764), (195, 1267384), (204, 1211470), (221, 1118280), (255, 969176), (260, 950538), (312, 792115), (340, 726882), (390, 633692), (408, 605735), (442, 559140), (510, 484588), (520, 475269), (663, 372760), (680, 363441), (780, 316846), (884, 279570), (1020, 242294), (1105, 223656), (1326, 186380), (1560, 158423), (1768, 139785), (2040, 121147), (2210, 111828), (2652, 93190), (3315, 74552), (4420, 55914), (5304, 46595), (6630, 37276), (8840, 27957), (9319, 26520), (13260, 18638)]