720720240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{1327}}^1$

素因数の和:1447

約数の個数: 160

約数和(自身を含む): 2339659776

約数和(自身を除く): 1618939536

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 73, 80, 93, 120, 124, 146, 155, 186, 219, 240, 248, 292, 310, 365, 372, 438, 465, 496, 584, 620, 730, 744, 876, 930, 1095, 1168, 1240, 1327, 1460, 1488, 1752, 1860, 2190, 2263, 2480, 2654, 2920, 3504, 3720, 3981, 4380, 4526, 5308, 5840, 6635, 6789, 7440, 7962, 8760, 9052, 10616, 11315, 13270, 13578, 15924, 17520, 18104, 19905, 21232, 22630, 26540, 27156, 31848, 33945, 36208, 39810, 41137, 45260, 53080, 54312, 63696, 67890, 79620, 82274, 90520, 96871, 106160, 108624, 123411, 135780, 159240, 164548, 181040, 193742, 205685, 246822, 271560, 290613, 318480, 329096, 387484, 411370, 484355, 493644, 543120, 581226, 617055, 658192, 774968, 822740, 968710, 987288, 1162452, 1234110, 1453065, 1549936, 1645480, 1937420, 1974576, 2324904, 2468220, 2906130, 3003001, 3290960, 3874840, 4649808, 4936440, 5812260, 6006002, 7749680, 9009003, 9872880, 11624520, 12012004, 15015005, 18018006, 23249040, 24024008, 30030010, 36036012, 45045015, 48048016, 60060020, 72072024, 90090030, 120120040, 144144048, 180180060, 240240080, 360360120, 720720240]

約数ペア:

[(1, 720720240), (2, 360360120), (3, 240240080), (4, 180180060), (5, 144144048), (6, 120120040), (8, 90090030), (10, 72072024), (12, 60060020), (15, 48048016), (16, 45045015), (20, 36036012), (24, 30030010), (30, 24024008), (31, 23249040), (40, 18018006), (48, 15015005), (60, 12012004), (62, 11624520), (73, 9872880), (80, 9009003), (93, 7749680), (120, 6006002), (124, 5812260), (146, 4936440), (155, 4649808), (186, 3874840), (219, 3290960), (240, 3003001), (248, 2906130), (292, 2468220), (310, 2324904), (365, 1974576), (372, 1937420), (438, 1645480), (465, 1549936), (496, 1453065), (584, 1234110), (620, 1162452), (730, 987288), (744, 968710), (876, 822740), (930, 774968), (1095, 658192), (1168, 617055), (1240, 581226), (1327, 543120), (1460, 493644), (1488, 484355), (1752, 411370), (1860, 387484), (2190, 329096), (2263, 318480), (2480, 290613), (2654, 271560), (2920, 246822), (3504, 205685), (3720, 193742), (3981, 181040), (4380, 164548), (4526, 159240), (5308, 135780), (5840, 123411), (6635, 108624), (6789, 106160), (7440, 96871), (7962, 90520), (8760, 82274), (9052, 79620), (10616, 67890), (11315, 63696), (13270, 54312), (13578, 53080), (15924, 45260), (17520, 41137), (18104, 39810), (19905, 36208), (21232, 33945), (22630, 31848), (26540, 27156)]