189878720

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{19141}}^1$

素因数の和:19189

約数の個数: 56

約数和(自身を含む): 466758528

約数和(自身を除く): 276879808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 9920, 19141, 38282, 76564, 95705, 153128, 191410, 306256, 382820, 593371, 612512, 765640, 1186742, 1225024, 1531280, 2373484, 2966855, 3062560, 4746968, 5933710, 6125120, 9493936, 11867420, 18987872, 23734840, 37975744, 47469680, 94939360, 189878720]

約数ペア:

[(1, 189878720), (2, 94939360), (4, 47469680), (5, 37975744), (8, 23734840), (10, 18987872), (16, 11867420), (20, 9493936), (31, 6125120), (32, 5933710), (40, 4746968), (62, 3062560), (64, 2966855), (80, 2373484), (124, 1531280), (155, 1225024), (160, 1186742), (248, 765640), (310, 612512), (320, 593371), (496, 382820), (620, 306256), (992, 191410), (1240, 153128), (1984, 95705), (2480, 76564), (4960, 38282), (9920, 19141)]