142671440

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{167}}^1\times {\mathrm{181}}^1$

素因数の和:420

約数の個数: 80

約数和(自身を含む): 341228160

約数和(自身を除く): 198556720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 80, 118, 167, 181, 236, 295, 334, 362, 472, 590, 668, 724, 835, 905, 944, 1180, 1336, 1448, 1670, 1810, 2360, 2672, 2896, 3340, 3620, 4720, 6680, 7240, 9853, 10679, 13360, 14480, 19706, 21358, 30227, 39412, 42716, 49265, 53395, 60454, 78824, 85432, 98530, 106790, 120908, 151135, 157648, 170864, 197060, 213580, 241816, 302270, 394120, 427160, 483632, 604540, 788240, 854320, 1209080, 1783393, 2418160, 3566786, 7133572, 8916965, 14267144, 17833930, 28534288, 35667860, 71335720, 142671440]

約数ペア:

[(1, 142671440), (2, 71335720), (4, 35667860), (5, 28534288), (8, 17833930), (10, 14267144), (16, 8916965), (20, 7133572), (40, 3566786), (59, 2418160), (80, 1783393), (118, 1209080), (167, 854320), (181, 788240), (236, 604540), (295, 483632), (334, 427160), (362, 394120), (472, 302270), (590, 241816), (668, 213580), (724, 197060), (835, 170864), (905, 157648), (944, 151135), (1180, 120908), (1336, 106790), (1448, 98530), (1670, 85432), (1810, 78824), (2360, 60454), (2672, 53395), (2896, 49265), (3340, 42716), (3620, 39412), (4720, 30227), (6680, 21358), (7240, 19706), (9853, 14480), (10679, 13360)]