2981436160

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{331}}^1$

素因数の和:610

約数の個数: 144

約数和(自身を含む): 7426685952

約数和(自身を除く): 4445249792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 227, 248, 256, 310, 320, 331, 454, 496, 620, 640, 662, 908, 992, 1135, 1240, 1280, 1324, 1655, 1816, 1984, 2270, 2480, 2648, 3310, 3632, 3968, 4540, 4960, 5296, 6620, 7037, 7264, 7936, 9080, 9920, 10261, 10592, 13240, 14074, 14528, 18160, 19840, 20522, 21184, 26480, 28148, 29056, 35185, 36320, 39680, 41044, 42368, 51305, 52960, 56296, 58112, 70370, 72640, 75137, 82088, 84736, 102610, 105920, 112592, 140740, 145280, 150274, 164176, 205220, 211840, 225184, 281480, 290560, 300548, 328352, 375685, 410440, 423680, 450368, 562960, 601096, 656704, 751370, 820880, 900736, 1125920, 1202192, 1313408, 1502740, 1641760, 1801472, 2251840, 2329247, 2404384, 2626816, 3005480, 3283520, 4503680, 4658494, 4808768, 6010960, 6567040, 9007360, 9316988, 9617536, 11646235, 12021920, 13134080, 18633976, 19235072, 23292470, 24043840, 37267952, 46584940, 48087680, 74535904, 93169880, 96175360, 149071808, 186339760, 298143616, 372679520, 596287232, 745359040, 1490718080, 2981436160]

約数ペア:

[(1, 2981436160), (2, 1490718080), (4, 745359040), (5, 596287232), (8, 372679520), (10, 298143616), (16, 186339760), (20, 149071808), (31, 96175360), (32, 93169880), (40, 74535904), (62, 48087680), (64, 46584940), (80, 37267952), (124, 24043840), (128, 23292470), (155, 19235072), (160, 18633976), (227, 13134080), (248, 12021920), (256, 11646235), (310, 9617536), (320, 9316988), (331, 9007360), (454, 6567040), (496, 6010960), (620, 4808768), (640, 4658494), (662, 4503680), (908, 3283520), (992, 3005480), (1135, 2626816), (1240, 2404384), (1280, 2329247), (1324, 2251840), (1655, 1801472), (1816, 1641760), (1984, 1502740), (2270, 1313408), (2480, 1202192), (2648, 1125920), (3310, 900736), (3632, 820880), (3968, 751370), (4540, 656704), (4960, 601096), (5296, 562960), (6620, 450368), (7037, 423680), (7264, 410440), (7936, 375685), (9080, 328352), (9920, 300548), (10261, 290560), (10592, 281480), (13240, 225184), (14074, 211840), (14528, 205220), (18160, 164176), (19840, 150274), (20522, 145280), (21184, 140740), (26480, 112592), (28148, 105920), (29056, 102610), (35185, 84736), (36320, 82088), (39680, 75137), (41044, 72640), (42368, 70370), (51305, 58112), (52960, 56296)]