30505740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{53}}^2\times {\mathrm{181}}^1$

素因数の和:299

約数の個数: 72

約数和(自身を含む): 87539088

約数和(自身を除く): 57033348

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 53, 60, 106, 159, 181, 212, 265, 318, 362, 530, 543, 636, 724, 795, 905, 1060, 1086, 1590, 1810, 2172, 2715, 2809, 3180, 3620, 5430, 5618, 8427, 9593, 10860, 11236, 14045, 16854, 19186, 28090, 28779, 33708, 38372, 42135, 47965, 56180, 57558, 84270, 95930, 115116, 143895, 168540, 191860, 287790, 508429, 575580, 1016858, 1525287, 2033716, 2542145, 3050574, 5084290, 6101148, 7626435, 10168580, 15252870, 30505740]

約数ペア:

[(1, 30505740), (2, 15252870), (3, 10168580), (4, 7626435), (5, 6101148), (6, 5084290), (10, 3050574), (12, 2542145), (15, 2033716), (20, 1525287), (30, 1016858), (53, 575580), (60, 508429), (106, 287790), (159, 191860), (181, 168540), (212, 143895), (265, 115116), (318, 95930), (362, 84270), (530, 57558), (543, 56180), (636, 47965), (724, 42135), (795, 38372), (905, 33708), (1060, 28779), (1086, 28090), (1590, 19186), (1810, 16854), (2172, 14045), (2715, 11236), (2809, 10860), (3180, 9593), (3620, 8427), (5430, 5618)]