85920240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{257}}^1$

素因数の和:479

約数の個数: 160

約数和(自身を含む): 307123200

約数和(自身を除く): 221202960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 199, 210, 240, 257, 280, 336, 398, 420, 514, 560, 597, 771, 796, 840, 995, 1028, 1194, 1285, 1393, 1542, 1592, 1680, 1799, 1990, 2056, 2388, 2570, 2786, 2985, 3084, 3184, 3598, 3855, 3980, 4112, 4179, 4776, 5140, 5397, 5572, 5970, 6168, 6965, 7196, 7710, 7960, 8358, 8995, 9552, 10280, 10794, 11144, 11940, 12336, 13930, 14392, 15420, 15920, 16716, 17990, 20560, 20895, 21588, 22288, 23880, 26985, 27860, 28784, 30840, 33432, 35980, 41790, 43176, 47760, 51143, 53970, 55720, 61680, 66864, 71960, 83580, 86352, 102286, 107940, 111440, 143920, 153429, 167160, 204572, 215880, 255715, 306858, 334320, 358001, 409144, 431760, 511430, 613716, 716002, 767145, 818288, 1022860, 1074003, 1227432, 1432004, 1534290, 1790005, 2045720, 2148006, 2454864, 2864008, 3068580, 3580010, 4091440, 4296012, 5370015, 5728016, 6137160, 7160020, 8592024, 10740030, 12274320, 14320040, 17184048, 21480060, 28640080, 42960120, 85920240]

約数ペア:

[(1, 85920240), (2, 42960120), (3, 28640080), (4, 21480060), (5, 17184048), (6, 14320040), (7, 12274320), (8, 10740030), (10, 8592024), (12, 7160020), (14, 6137160), (15, 5728016), (16, 5370015), (20, 4296012), (21, 4091440), (24, 3580010), (28, 3068580), (30, 2864008), (35, 2454864), (40, 2148006), (42, 2045720), (48, 1790005), (56, 1534290), (60, 1432004), (70, 1227432), (80, 1074003), (84, 1022860), (105, 818288), (112, 767145), (120, 716002), (140, 613716), (168, 511430), (199, 431760), (210, 409144), (240, 358001), (257, 334320), (280, 306858), (336, 255715), (398, 215880), (420, 204572), (514, 167160), (560, 153429), (597, 143920), (771, 111440), (796, 107940), (840, 102286), (995, 86352), (1028, 83580), (1194, 71960), (1285, 66864), (1393, 61680), (1542, 55720), (1592, 53970), (1680, 51143), (1799, 47760), (1990, 43176), (2056, 41790), (2388, 35980), (2570, 33432), (2786, 30840), (2985, 28784), (3084, 27860), (3184, 26985), (3598, 23880), (3855, 22288), (3980, 21588), (4112, 20895), (4179, 20560), (4776, 17990), (5140, 16716), (5397, 15920), (5572, 15420), (5970, 14392), (6168, 13930), (6965, 12336), (7196, 11940), (7710, 11144), (7960, 10794), (8358, 10280), (8995, 9552)]