668533680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{557}}^1\times {\mathrm{1667}}^1$

素因数の和:2243

約数の個数: 120

約数和(自身を含む): 2250538992

約数和(自身を除く): 1582005312

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 557, 720, 1114, 1667, 1671, 2228, 2785, 3334, 3342, 4456, 5001, 5013, 5570, 6668, 6684, 8335, 8355, 8912, 10002, 10026, 11140, 13336, 13368, 15003, 16670, 16710, 20004, 20052, 22280, 25005, 25065, 26672, 26736, 30006, 33340, 33420, 40008, 40104, 44560, 50010, 50130, 60012, 66680, 66840, 75015, 80016, 80208, 100020, 100260, 120024, 133360, 133680, 150030, 200040, 200520, 240048, 300060, 400080, 401040, 600120, 928519, 1200240, 1857038, 2785557, 3714076, 4642595, 5571114, 7428152, 8356671, 9285190, 11142228, 13927785, 14856304, 16713342, 18570380, 22284456, 27855570, 33426684, 37140760, 41783355, 44568912, 55711140, 66853368, 74281520, 83566710, 111422280, 133706736, 167133420, 222844560, 334266840, 668533680]

約数ペア:

[(1, 668533680), (2, 334266840), (3, 222844560), (4, 167133420), (5, 133706736), (6, 111422280), (8, 83566710), (9, 74281520), (10, 66853368), (12, 55711140), (15, 44568912), (16, 41783355), (18, 37140760), (20, 33426684), (24, 27855570), (30, 22284456), (36, 18570380), (40, 16713342), (45, 14856304), (48, 13927785), (60, 11142228), (72, 9285190), (80, 8356671), (90, 7428152), (120, 5571114), (144, 4642595), (180, 3714076), (240, 2785557), (360, 1857038), (557, 1200240), (720, 928519), (1114, 600120), (1667, 401040), (1671, 400080), (2228, 300060), (2785, 240048), (3334, 200520), (3342, 200040), (4456, 150030), (5001, 133680), (5013, 133360), (5570, 120024), (6668, 100260), (6684, 100020), (8335, 80208), (8355, 80016), (8912, 75015), (10002, 66840), (10026, 66680), (11140, 60012), (13336, 50130), (13368, 50010), (15003, 44560), (16670, 40104), (16710, 40008), (20004, 33420), (20052, 33340), (22280, 30006), (25005, 26736), (25065, 26672)]