402380820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131497}}^1$

素因数の和:131529

約数の個数: 72

約数和(自身を含む): 1292362344

約数和(自身を除く): 889981524

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 131497, 262994, 394491, 525988, 657485, 788982, 1183473, 1314970, 1577964, 1972455, 2235449, 2366946, 2629940, 3944910, 4470898, 4733892, 5917365, 6706347, 7889820, 8941796, 11177245, 11834730, 13412694, 20119041, 22354490, 23669460, 26825388, 33531735, 40238082, 44708980, 67063470, 80476164, 100595205, 134126940, 201190410, 402380820]

約数ペア:

[(1, 402380820), (2, 201190410), (3, 134126940), (4, 100595205), (5, 80476164), (6, 67063470), (9, 44708980), (10, 40238082), (12, 33531735), (15, 26825388), (17, 23669460), (18, 22354490), (20, 20119041), (30, 13412694), (34, 11834730), (36, 11177245), (45, 8941796), (51, 7889820), (60, 6706347), (68, 5917365), (85, 4733892), (90, 4470898), (102, 3944910), (153, 2629940), (170, 2366946), (180, 2235449), (204, 1972455), (255, 1577964), (306, 1314970), (340, 1183473), (510, 788982), (612, 657485), (765, 525988), (1020, 394491), (1530, 262994), (3060, 131497)]