80778720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{15299}}^1$

素因数の和:15328

約数の個数: 96

約数和(自身を含む): 277603200

約数和(自身を除く): 196824480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 66, 80, 88, 96, 110, 120, 132, 160, 165, 176, 220, 240, 264, 330, 352, 440, 480, 528, 660, 880, 1056, 1320, 1760, 2640, 5280, 15299, 30598, 45897, 61196, 76495, 91794, 122392, 152990, 168289, 183588, 229485, 244784, 305980, 336578, 367176, 458970, 489568, 504867, 611960, 673156, 734352, 841445, 917940, 1009734, 1223920, 1346312, 1468704, 1682890, 1835880, 2019468, 2447840, 2524335, 2692624, 3365780, 3671760, 4038936, 5048670, 5385248, 6731560, 7343520, 8077872, 10097340, 13463120, 16155744, 20194680, 26926240, 40389360, 80778720]

約数ペア:

[(1, 80778720), (2, 40389360), (3, 26926240), (4, 20194680), (5, 16155744), (6, 13463120), (8, 10097340), (10, 8077872), (11, 7343520), (12, 6731560), (15, 5385248), (16, 5048670), (20, 4038936), (22, 3671760), (24, 3365780), (30, 2692624), (32, 2524335), (33, 2447840), (40, 2019468), (44, 1835880), (48, 1682890), (55, 1468704), (60, 1346312), (66, 1223920), (80, 1009734), (88, 917940), (96, 841445), (110, 734352), (120, 673156), (132, 611960), (160, 504867), (165, 489568), (176, 458970), (220, 367176), (240, 336578), (264, 305980), (330, 244784), (352, 229485), (440, 183588), (480, 168289), (528, 152990), (660, 122392), (880, 91794), (1056, 76495), (1320, 61196), (1760, 45897), (2640, 30598), (5280, 15299)]