499825560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{320401}}^1$

素因数の和:320428

約数の個数: 64

約数和(自身を含む): 1614826080

約数和(自身を除く): 1115000520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 320401, 640802, 961203, 1281604, 1602005, 1922406, 2563208, 3204010, 3844812, 4165213, 4806015, 6408020, 7689624, 8330426, 9612030, 12495639, 12816040, 16660852, 19224060, 20826065, 24991278, 33321704, 38448120, 41652130, 49982556, 62478195, 83304260, 99965112, 124956390, 166608520, 249912780, 499825560]

約数ペア:

[(1, 499825560), (2, 249912780), (3, 166608520), (4, 124956390), (5, 99965112), (6, 83304260), (8, 62478195), (10, 49982556), (12, 41652130), (13, 38448120), (15, 33321704), (20, 24991278), (24, 20826065), (26, 19224060), (30, 16660852), (39, 12816040), (40, 12495639), (52, 9612030), (60, 8330426), (65, 7689624), (78, 6408020), (104, 4806015), (120, 4165213), (130, 3844812), (156, 3204010), (195, 2563208), (260, 1922406), (312, 1602005), (390, 1281604), (520, 961203), (780, 640802), (1560, 320401)]