30123320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1429}}^1$

素因数の和:1488

約数の個数: 64

約数和(自身を含む): 74131200

約数和(自身を除く): 44007880

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 31, 34, 40, 62, 68, 85, 124, 136, 155, 170, 248, 310, 340, 527, 620, 680, 1054, 1240, 1429, 2108, 2635, 2858, 4216, 5270, 5716, 7145, 10540, 11432, 14290, 21080, 24293, 28580, 44299, 48586, 57160, 88598, 97172, 121465, 177196, 194344, 221495, 242930, 354392, 442990, 485860, 753083, 885980, 971720, 1506166, 1771960, 3012332, 3765415, 6024664, 7530830, 15061660, 30123320]

約数ペア:

[(1, 30123320), (2, 15061660), (4, 7530830), (5, 6024664), (8, 3765415), (10, 3012332), (17, 1771960), (20, 1506166), (31, 971720), (34, 885980), (40, 753083), (62, 485860), (68, 442990), (85, 354392), (124, 242930), (136, 221495), (155, 194344), (170, 177196), (248, 121465), (310, 97172), (340, 88598), (527, 57160), (620, 48586), (680, 44299), (1054, 28580), (1240, 24293), (1429, 21080), (2108, 14290), (2635, 11432), (2858, 10540), (4216, 7145), (5270, 5716)]