489249660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{641}}^1\times {\mathrm{12721}}^1$

素因数の和:13374

約数の個数: 48

約数和(自身を含む): 1372144032

約数和(自身を除く): 882894372

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 641, 1282, 1923, 2564, 3205, 3846, 6410, 7692, 9615, 12721, 12820, 19230, 25442, 38163, 38460, 50884, 63605, 76326, 127210, 152652, 190815, 254420, 381630, 763260, 8154161, 16308322, 24462483, 32616644, 40770805, 48924966, 81541610, 97849932, 122312415, 163083220, 244624830, 489249660]

約数ペア:

[(1, 489249660), (2, 244624830), (3, 163083220), (4, 122312415), (5, 97849932), (6, 81541610), (10, 48924966), (12, 40770805), (15, 32616644), (20, 24462483), (30, 16308322), (60, 8154161), (641, 763260), (1282, 381630), (1923, 254420), (2564, 190815), (3205, 152652), (3846, 127210), (6410, 76326), (7692, 63605), (9615, 50884), (12721, 38460), (12820, 38163), (19230, 25442)]