235391680

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{389}}^1$

素因数の和:498

約数の個数: 112

約数和(自身を含む): 589605120

約数和(自身を除く): 354213440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 61, 62, 64, 80, 122, 124, 155, 160, 244, 248, 305, 310, 320, 389, 488, 496, 610, 620, 778, 976, 992, 1220, 1240, 1556, 1891, 1945, 1952, 1984, 2440, 2480, 3112, 3782, 3890, 3904, 4880, 4960, 6224, 7564, 7780, 9455, 9760, 9920, 12059, 12448, 15128, 15560, 18910, 19520, 23729, 24118, 24896, 30256, 31120, 37820, 47458, 48236, 60295, 60512, 62240, 75640, 94916, 96472, 118645, 120590, 121024, 124480, 151280, 189832, 192944, 237290, 241180, 302560, 379664, 385888, 474580, 482360, 605120, 735599, 759328, 771776, 949160, 964720, 1471198, 1518656, 1898320, 1929440, 2942396, 3677995, 3796640, 3858880, 5884792, 7355990, 7593280, 11769584, 14711980, 23539168, 29423960, 47078336, 58847920, 117695840, 235391680]

約数ペア:

[(1, 235391680), (2, 117695840), (4, 58847920), (5, 47078336), (8, 29423960), (10, 23539168), (16, 14711980), (20, 11769584), (31, 7593280), (32, 7355990), (40, 5884792), (61, 3858880), (62, 3796640), (64, 3677995), (80, 2942396), (122, 1929440), (124, 1898320), (155, 1518656), (160, 1471198), (244, 964720), (248, 949160), (305, 771776), (310, 759328), (320, 735599), (389, 605120), (488, 482360), (496, 474580), (610, 385888), (620, 379664), (778, 302560), (976, 241180), (992, 237290), (1220, 192944), (1240, 189832), (1556, 151280), (1891, 124480), (1945, 121024), (1952, 120590), (1984, 118645), (2440, 96472), (2480, 94916), (3112, 75640), (3782, 62240), (3890, 60512), (3904, 60295), (4880, 48236), (4960, 47458), (6224, 37820), (7564, 31120), (7780, 30256), (9455, 24896), (9760, 24118), (9920, 23729), (12059, 19520), (12448, 18910), (15128, 15560)]