203485290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{1151}}^1$

素因数の和:1315

約数の個数: 64

約数和(自身を含む): 501645312

約数和(自身を除く): 298160022

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 83, 142, 166, 213, 249, 355, 415, 426, 498, 710, 830, 1065, 1151, 1245, 2130, 2302, 2490, 3453, 5755, 5893, 6906, 11510, 11786, 17265, 17679, 29465, 34530, 35358, 58930, 81721, 88395, 95533, 163442, 176790, 191066, 245163, 286599, 408605, 477665, 490326, 573198, 817210, 955330, 1225815, 1432995, 2451630, 2865990, 6782843, 13565686, 20348529, 33914215, 40697058, 67828430, 101742645, 203485290]

約数ペア:

[(1, 203485290), (2, 101742645), (3, 67828430), (5, 40697058), (6, 33914215), (10, 20348529), (15, 13565686), (30, 6782843), (71, 2865990), (83, 2451630), (142, 1432995), (166, 1225815), (213, 955330), (249, 817210), (355, 573198), (415, 490326), (426, 477665), (498, 408605), (710, 286599), (830, 245163), (1065, 191066), (1151, 176790), (1245, 163442), (2130, 95533), (2302, 88395), (2490, 81721), (3453, 58930), (5755, 35358), (5893, 34530), (6906, 29465), (11510, 17679), (11786, 17265)]