30935920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{43}}^1$

素因数の和:119

約数の個数: 120

約数和(自身を含む): 81463536

約数和(自身を除く): 50527616

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 34, 40, 43, 46, 68, 80, 85, 86, 92, 115, 136, 170, 172, 184, 215, 230, 272, 340, 344, 368, 391, 430, 460, 529, 680, 688, 731, 782, 860, 920, 989, 1058, 1360, 1462, 1564, 1720, 1840, 1955, 1978, 2116, 2645, 2924, 3128, 3440, 3655, 3910, 3956, 4232, 4945, 5290, 5848, 6256, 7310, 7820, 7912, 8464, 8993, 9890, 10580, 11696, 14620, 15640, 15824, 16813, 17986, 19780, 21160, 22747, 29240, 31280, 33626, 35972, 39560, 42320, 44965, 45494, 58480, 67252, 71944, 79120, 84065, 89930, 90988, 113735, 134504, 143888, 168130, 179860, 181976, 227470, 269008, 336260, 359720, 363952, 386699, 454940, 672520, 719440, 773398, 909880, 1345040, 1546796, 1819760, 1933495, 3093592, 3866990, 6187184, 7733980, 15467960, 30935920]

約数ペア:

[(1, 30935920), (2, 15467960), (4, 7733980), (5, 6187184), (8, 3866990), (10, 3093592), (16, 1933495), (17, 1819760), (20, 1546796), (23, 1345040), (34, 909880), (40, 773398), (43, 719440), (46, 672520), (68, 454940), (80, 386699), (85, 363952), (86, 359720), (92, 336260), (115, 269008), (136, 227470), (170, 181976), (172, 179860), (184, 168130), (215, 143888), (230, 134504), (272, 113735), (340, 90988), (344, 89930), (368, 84065), (391, 79120), (430, 71944), (460, 67252), (529, 58480), (680, 45494), (688, 44965), (731, 42320), (782, 39560), (860, 35972), (920, 33626), (989, 31280), (1058, 29240), (1360, 22747), (1462, 21160), (1564, 19780), (1720, 17986), (1840, 16813), (1955, 15824), (1978, 15640), (2116, 14620), (2645, 11696), (2924, 10580), (3128, 9890), (3440, 8993), (3655, 8464), (3910, 7912), (3956, 7820), (4232, 7310), (4945, 6256), (5290, 5848)]