280926960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{619}}^1$

素因数の和:727

約数の個数: 160

約数和(自身を含む): 915179520

約数和(自身を除く): 634252560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 61, 62, 80, 93, 120, 122, 124, 155, 183, 186, 240, 244, 248, 305, 310, 366, 372, 465, 488, 496, 610, 619, 620, 732, 744, 915, 930, 976, 1220, 1238, 1240, 1464, 1488, 1830, 1857, 1860, 1891, 2440, 2476, 2480, 2928, 3095, 3660, 3714, 3720, 3782, 4880, 4952, 5673, 6190, 7320, 7428, 7440, 7564, 9285, 9455, 9904, 11346, 12380, 14640, 14856, 15128, 18570, 18910, 19189, 22692, 24760, 28365, 29712, 30256, 37140, 37759, 37820, 38378, 45384, 49520, 56730, 57567, 74280, 75518, 75640, 76756, 90768, 95945, 113277, 113460, 115134, 148560, 151036, 151280, 153512, 188795, 191890, 226554, 226920, 230268, 287835, 302072, 307024, 377590, 383780, 453108, 453840, 460536, 566385, 575670, 604144, 755180, 767560, 906216, 921072, 1132770, 1151340, 1170529, 1510360, 1535120, 1812432, 2265540, 2302680, 2341058, 3020720, 3511587, 4531080, 4605360, 4682116, 5852645, 7023174, 9062160, 9364232, 11705290, 14046348, 17557935, 18728464, 23410580, 28092696, 35115870, 46821160, 56185392, 70231740, 93642320, 140463480, 280926960]

約数ペア:

[(1, 280926960), (2, 140463480), (3, 93642320), (4, 70231740), (5, 56185392), (6, 46821160), (8, 35115870), (10, 28092696), (12, 23410580), (15, 18728464), (16, 17557935), (20, 14046348), (24, 11705290), (30, 9364232), (31, 9062160), (40, 7023174), (48, 5852645), (60, 4682116), (61, 4605360), (62, 4531080), (80, 3511587), (93, 3020720), (120, 2341058), (122, 2302680), (124, 2265540), (155, 1812432), (183, 1535120), (186, 1510360), (240, 1170529), (244, 1151340), (248, 1132770), (305, 921072), (310, 906216), (366, 767560), (372, 755180), (465, 604144), (488, 575670), (496, 566385), (610, 460536), (619, 453840), (620, 453108), (732, 383780), (744, 377590), (915, 307024), (930, 302072), (976, 287835), (1220, 230268), (1238, 226920), (1240, 226554), (1464, 191890), (1488, 188795), (1830, 153512), (1857, 151280), (1860, 151036), (1891, 148560), (2440, 115134), (2476, 113460), (2480, 113277), (2928, 95945), (3095, 90768), (3660, 76756), (3714, 75640), (3720, 75518), (3782, 74280), (4880, 57567), (4952, 56730), (5673, 49520), (6190, 45384), (7320, 38378), (7428, 37820), (7440, 37759), (7564, 37140), (9285, 30256), (9455, 29712), (9904, 28365), (11346, 24760), (12380, 22692), (14640, 19189), (14856, 18910), (15128, 18570)]