193490520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{4021}}^1$

素因数の和:4436

約数の個数: 64

約数和(自身を含む): 582063840

約数和(自身を除く): 388573320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 401, 802, 1203, 1604, 2005, 2406, 3208, 4010, 4021, 4812, 6015, 8020, 8042, 9624, 12030, 12063, 16040, 16084, 20105, 24060, 24126, 32168, 40210, 48120, 48252, 60315, 80420, 96504, 120630, 160840, 241260, 482520, 1612421, 3224842, 4837263, 6449684, 8062105, 9674526, 12899368, 16124210, 19349052, 24186315, 32248420, 38698104, 48372630, 64496840, 96745260, 193490520]

約数ペア:

[(1, 193490520), (2, 96745260), (3, 64496840), (4, 48372630), (5, 38698104), (6, 32248420), (8, 24186315), (10, 19349052), (12, 16124210), (15, 12899368), (20, 9674526), (24, 8062105), (30, 6449684), (40, 4837263), (60, 3224842), (120, 1612421), (401, 482520), (802, 241260), (1203, 160840), (1604, 120630), (2005, 96504), (2406, 80420), (3208, 60315), (4010, 48252), (4021, 48120), (4812, 40210), (6015, 32168), (8020, 24126), (8042, 24060), (9624, 20105), (12030, 16084), (12063, 16040)]