30167720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{271}}^1$

素因数の和:327

約数の個数: 96

約数和(自身を含む): 78140160

約数和(自身を除く): 47972440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 55, 88, 92, 110, 115, 121, 184, 220, 230, 242, 253, 271, 440, 460, 484, 506, 542, 605, 920, 968, 1012, 1084, 1210, 1265, 1355, 2024, 2168, 2420, 2530, 2710, 2783, 2981, 4840, 5060, 5420, 5566, 5962, 6233, 10120, 10840, 11132, 11924, 12466, 13915, 14905, 22264, 23848, 24932, 27830, 29810, 31165, 32791, 49864, 55660, 59620, 62330, 65582, 68563, 111320, 119240, 124660, 131164, 137126, 163955, 249320, 262328, 274252, 327910, 342815, 548504, 655820, 685630, 754193, 1311640, 1371260, 1508386, 2742520, 3016772, 3770965, 6033544, 7541930, 15083860, 30167720]

約数ペア:

[(1, 30167720), (2, 15083860), (4, 7541930), (5, 6033544), (8, 3770965), (10, 3016772), (11, 2742520), (20, 1508386), (22, 1371260), (23, 1311640), (40, 754193), (44, 685630), (46, 655820), (55, 548504), (88, 342815), (92, 327910), (110, 274252), (115, 262328), (121, 249320), (184, 163955), (220, 137126), (230, 131164), (242, 124660), (253, 119240), (271, 111320), (440, 68563), (460, 65582), (484, 62330), (506, 59620), (542, 55660), (605, 49864), (920, 32791), (968, 31165), (1012, 29810), (1084, 27830), (1210, 24932), (1265, 23848), (1355, 22264), (2024, 14905), (2168, 13915), (2420, 12466), (2530, 11924), (2710, 11132), (2783, 10840), (2981, 10120), (4840, 6233), (5060, 5962), (5420, 5566)]