248015280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{4021}}^1$

素因数の和:4294

約数の個数: 80

約数和(自身を含む): 772030944

約数和(自身を除く): 524015664

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 257, 514, 771, 1028, 1285, 1542, 2056, 2570, 3084, 3855, 4021, 4112, 5140, 6168, 7710, 8042, 10280, 12063, 12336, 15420, 16084, 20105, 20560, 24126, 30840, 32168, 40210, 48252, 60315, 61680, 64336, 80420, 96504, 120630, 160840, 193008, 241260, 321680, 482520, 965040, 1033397, 2066794, 3100191, 4133588, 5166985, 6200382, 8267176, 10333970, 12400764, 15500955, 16534352, 20667940, 24801528, 31001910, 41335880, 49603056, 62003820, 82671760, 124007640, 248015280]

約数ペア:

[(1, 248015280), (2, 124007640), (3, 82671760), (4, 62003820), (5, 49603056), (6, 41335880), (8, 31001910), (10, 24801528), (12, 20667940), (15, 16534352), (16, 15500955), (20, 12400764), (24, 10333970), (30, 8267176), (40, 6200382), (48, 5166985), (60, 4133588), (80, 3100191), (120, 2066794), (240, 1033397), (257, 965040), (514, 482520), (771, 321680), (1028, 241260), (1285, 193008), (1542, 160840), (2056, 120630), (2570, 96504), (3084, 80420), (3855, 64336), (4021, 61680), (4112, 60315), (5140, 48252), (6168, 40210), (7710, 32168), (8042, 30840), (10280, 24126), (12063, 20560), (12336, 20105), (15420, 16084)]