30475920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{5521}}^1$

素因数の和:5560

約数の個数: 80

約数和(自身を含む): 98600832

約数和(自身を除く): 68124912

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 5520, 5521, 11042, 16563, 22084, 27605, 33126, 44168, 55210, 66252, 82815, 88336, 110420, 126983, 132504, 165630, 220840, 253966, 265008, 331260, 380949, 441680, 507932, 634915, 662520, 761898, 1015864, 1269830, 1325040, 1523796, 1904745, 2031728, 2539660, 3047592, 3809490, 5079320, 6095184, 7618980, 10158640, 15237960, 30475920]

約数ペア:

[(1, 30475920), (2, 15237960), (3, 10158640), (4, 7618980), (5, 6095184), (6, 5079320), (8, 3809490), (10, 3047592), (12, 2539660), (15, 2031728), (16, 1904745), (20, 1523796), (23, 1325040), (24, 1269830), (30, 1015864), (40, 761898), (46, 662520), (48, 634915), (60, 507932), (69, 441680), (80, 380949), (92, 331260), (115, 265008), (120, 253966), (138, 220840), (184, 165630), (230, 132504), (240, 126983), (276, 110420), (345, 88336), (368, 82815), (460, 66252), (552, 55210), (690, 44168), (920, 33126), (1104, 27605), (1380, 22084), (1840, 16563), (2760, 11042), (5520, 5521)]