31152210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:144

約数の個数: 128

約数和(自身を含む): 85155840

約数和(自身を除く): 54003630

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 31, 38, 41, 43, 57, 62, 82, 86, 93, 95, 114, 123, 129, 155, 186, 190, 205, 215, 246, 258, 285, 310, 410, 430, 465, 570, 589, 615, 645, 779, 817, 930, 1178, 1230, 1271, 1290, 1333, 1558, 1634, 1763, 1767, 2337, 2451, 2542, 2666, 2945, 3526, 3534, 3813, 3895, 3999, 4085, 4674, 4902, 5289, 5890, 6355, 6665, 7626, 7790, 7998, 8170, 8815, 8835, 10578, 11685, 12255, 12710, 13330, 17630, 17670, 19065, 19995, 23370, 24149, 24510, 25327, 26445, 33497, 38130, 39990, 48298, 50654, 52890, 54653, 66994, 72447, 75981, 100491, 109306, 120745, 126635, 144894, 151962, 163959, 167485, 200982, 241490, 253270, 273265, 327918, 334970, 362235, 379905, 502455, 546530, 724470, 759810, 819795, 1004910, 1038407, 1639590, 2076814, 3115221, 5192035, 6230442, 10384070, 15576105, 31152210]

約数ペア:

[(1, 31152210), (2, 15576105), (3, 10384070), (5, 6230442), (6, 5192035), (10, 3115221), (15, 2076814), (19, 1639590), (30, 1038407), (31, 1004910), (38, 819795), (41, 759810), (43, 724470), (57, 546530), (62, 502455), (82, 379905), (86, 362235), (93, 334970), (95, 327918), (114, 273265), (123, 253270), (129, 241490), (155, 200982), (186, 167485), (190, 163959), (205, 151962), (215, 144894), (246, 126635), (258, 120745), (285, 109306), (310, 100491), (410, 75981), (430, 72447), (465, 66994), (570, 54653), (589, 52890), (615, 50654), (645, 48298), (779, 39990), (817, 38130), (930, 33497), (1178, 26445), (1230, 25327), (1271, 24510), (1290, 24149), (1333, 23370), (1558, 19995), (1634, 19065), (1763, 17670), (1767, 17630), (2337, 13330), (2451, 12710), (2542, 12255), (2666, 11685), (2945, 10578), (3526, 8835), (3534, 8815), (3813, 8170), (3895, 7998), (3999, 7790), (4085, 7626), (4674, 6665), (4902, 6355), (5289, 5890)]