406318860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{72817}}^1$

素因数の和:72863

約数の個数: 72

約数和(自身を含む): 1272276096

約数和(自身を除く): 865957236

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 72817, 145634, 218451, 291268, 364085, 436902, 655353, 728170, 873804, 1092255, 1310706, 1456340, 2184510, 2257327, 2621412, 3276765, 4369020, 4514654, 6553530, 6771981, 9029308, 11286635, 13107060, 13543962, 20315943, 22573270, 27087924, 33859905, 40631886, 45146540, 67719810, 81263772, 101579715, 135439620, 203159430, 406318860]

約数ペア:

[(1, 406318860), (2, 203159430), (3, 135439620), (4, 101579715), (5, 81263772), (6, 67719810), (9, 45146540), (10, 40631886), (12, 33859905), (15, 27087924), (18, 22573270), (20, 20315943), (30, 13543962), (31, 13107060), (36, 11286635), (45, 9029308), (60, 6771981), (62, 6553530), (90, 4514654), (93, 4369020), (124, 3276765), (155, 2621412), (180, 2257327), (186, 2184510), (279, 1456340), (310, 1310706), (372, 1092255), (465, 873804), (558, 728170), (620, 655353), (930, 436902), (1116, 364085), (1395, 291268), (1860, 218451), (2790, 145634), (5580, 72817)]