438106920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{51421}}^1$

素因数の和:51506

約数の個数: 64

約数和(自身を含む): 1332858240

約数和(自身を除く): 894751320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 426, 568, 710, 852, 1065, 1420, 1704, 2130, 2840, 4260, 8520, 51421, 102842, 154263, 205684, 257105, 308526, 411368, 514210, 617052, 771315, 1028420, 1234104, 1542630, 2056840, 3085260, 3650891, 6170520, 7301782, 10952673, 14603564, 18254455, 21905346, 29207128, 36508910, 43810692, 54763365, 73017820, 87621384, 109526730, 146035640, 219053460, 438106920]

約数ペア:

[(1, 438106920), (2, 219053460), (3, 146035640), (4, 109526730), (5, 87621384), (6, 73017820), (8, 54763365), (10, 43810692), (12, 36508910), (15, 29207128), (20, 21905346), (24, 18254455), (30, 14603564), (40, 10952673), (60, 7301782), (71, 6170520), (120, 3650891), (142, 3085260), (213, 2056840), (284, 1542630), (355, 1234104), (426, 1028420), (568, 771315), (710, 617052), (852, 514210), (1065, 411368), (1420, 308526), (1704, 257105), (2130, 205684), (2840, 154263), (4260, 102842), (8520, 51421)]