2148390

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:198

約数の個数: 64

約数和(自身を含む): 5860800

約数和(自身を除く): 3712410

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 73, 90, 109, 135, 146, 218, 219, 270, 327, 365, 438, 545, 654, 657, 730, 981, 1090, 1095, 1314, 1635, 1962, 1971, 2190, 2943, 3270, 3285, 3942, 4905, 5886, 6570, 7957, 9810, 9855, 14715, 15914, 19710, 23871, 29430, 39785, 47742, 71613, 79570, 119355, 143226, 214839, 238710, 358065, 429678, 716130, 1074195, 2148390]

約数ペア:

[(1, 2148390), (2, 1074195), (3, 716130), (5, 429678), (6, 358065), (9, 238710), (10, 214839), (15, 143226), (18, 119355), (27, 79570), (30, 71613), (45, 47742), (54, 39785), (73, 29430), (90, 23871), (109, 19710), (135, 15914), (146, 14715), (218, 9855), (219, 9810), (270, 7957), (327, 6570), (365, 5886), (438, 4905), (545, 3942), (654, 3285), (657, 3270), (730, 2943), (981, 2190), (1090, 1971), (1095, 1962), (1314, 1635)]