72953920

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:133

約数の個数: 168

約数和(自身を含む): 200802240

約数和(自身を除く): 127848320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 71, 76, 80, 95, 104, 130, 142, 152, 160, 169, 190, 208, 247, 260, 284, 304, 320, 338, 355, 380, 416, 494, 520, 568, 608, 676, 710, 760, 832, 845, 923, 988, 1040, 1136, 1216, 1235, 1349, 1352, 1420, 1520, 1690, 1846, 1976, 2080, 2272, 2470, 2698, 2704, 2840, 3040, 3211, 3380, 3692, 3952, 4160, 4544, 4615, 4940, 5396, 5408, 5680, 6080, 6422, 6745, 6760, 7384, 7904, 9230, 9880, 10792, 10816, 11360, 11999, 12844, 13490, 13520, 14768, 15808, 16055, 17537, 18460, 19760, 21584, 22720, 23998, 25688, 26980, 27040, 29536, 32110, 35074, 36920, 39520, 43168, 47996, 51376, 53960, 54080, 59072, 59995, 64220, 70148, 73840, 79040, 86336, 87685, 95992, 102752, 107920, 119990, 128440, 140296, 147680, 175370, 191984, 205504, 215840, 227981, 239980, 256880, 280592, 295360, 350740, 383968, 431680, 455962, 479960, 513760, 561184, 701480, 767936, 911924, 959920, 1027520, 1122368, 1139905, 1402960, 1823848, 1919840, 2279810, 2805920, 3647696, 3839680, 4559620, 5611840, 7295392, 9119240, 14590784, 18238480, 36476960, 72953920]

約数ペア:

[(1, 72953920), (2, 36476960), (4, 18238480), (5, 14590784), (8, 9119240), (10, 7295392), (13, 5611840), (16, 4559620), (19, 3839680), (20, 3647696), (26, 2805920), (32, 2279810), (38, 1919840), (40, 1823848), (52, 1402960), (64, 1139905), (65, 1122368), (71, 1027520), (76, 959920), (80, 911924), (95, 767936), (104, 701480), (130, 561184), (142, 513760), (152, 479960), (160, 455962), (169, 431680), (190, 383968), (208, 350740), (247, 295360), (260, 280592), (284, 256880), (304, 239980), (320, 227981), (338, 215840), (355, 205504), (380, 191984), (416, 175370), (494, 147680), (520, 140296), (568, 128440), (608, 119990), (676, 107920), (710, 102752), (760, 95992), (832, 87685), (845, 86336), (923, 79040), (988, 73840), (1040, 70148), (1136, 64220), (1216, 59995), (1235, 59072), (1349, 54080), (1352, 53960), (1420, 51376), (1520, 47996), (1690, 43168), (1846, 39520), (1976, 36920), (2080, 35074), (2272, 32110), (2470, 29536), (2698, 27040), (2704, 26980), (2840, 25688), (3040, 23998), (3211, 22720), (3380, 21584), (3692, 19760), (3952, 18460), (4160, 17537), (4544, 16055), (4615, 15808), (4940, 14768), (5396, 13520), (5408, 13490), (5680, 12844), (6080, 11999), (6422, 11360), (6745, 10816), (6760, 10792), (7384, 9880), (7904, 9230)]