399878396520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{144883477}}^1$

素因数の和:144883514

約数の個数: 64

約数和(自身を含む): 1251793249920

約数和(自身を除く): 851914853400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 144883477, 289766954, 434650431, 579533908, 724417385, 869300862, 1159067816, 1448834770, 1738601724, 2173252155, 2897669540, 3332319971, 3477203448, 4346504310, 5795339080, 6664639942, 8693008620, 9996959913, 13329279884, 16661599855, 17386017240, 19993919826, 26658559768, 33323199710, 39987839652, 49984799565, 66646399420, 79975679304, 99969599130, 133292798840, 199939198260, 399878396520]

約数ペア:

[(1, 399878396520), (2, 199939198260), (3, 133292798840), (4, 99969599130), (5, 79975679304), (6, 66646399420), (8, 49984799565), (10, 39987839652), (12, 33323199710), (15, 26658559768), (20, 19993919826), (23, 17386017240), (24, 16661599855), (30, 13329279884), (40, 9996959913), (46, 8693008620), (60, 6664639942), (69, 5795339080), (92, 4346504310), (115, 3477203448), (120, 3332319971), (138, 2897669540), (184, 2173252155), (230, 1738601724), (276, 1448834770), (345, 1159067816), (460, 869300862), (552, 724417385), (690, 579533908), (920, 434650431), (1380, 289766954), (2760, 144883477)]