165005820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{130957}}^1$

素因数の和:130979

約数の個数: 72

約数和(自身を含む): 572024544

約数和(自身を除く): 407018724

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 130957, 261914, 392871, 523828, 654785, 785742, 916699, 1178613, 1309570, 1571484, 1833398, 1964355, 2357226, 2619140, 2750097, 3666796, 3928710, 4583495, 4714452, 5500194, 5893065, 7857420, 8250291, 9166990, 11000388, 11786130, 13750485, 16500582, 18333980, 23572260, 27500970, 33001164, 41251455, 55001940, 82502910, 165005820]

約数ペア:

[(1, 165005820), (2, 82502910), (3, 55001940), (4, 41251455), (5, 33001164), (6, 27500970), (7, 23572260), (9, 18333980), (10, 16500582), (12, 13750485), (14, 11786130), (15, 11000388), (18, 9166990), (20, 8250291), (21, 7857420), (28, 5893065), (30, 5500194), (35, 4714452), (36, 4583495), (42, 3928710), (45, 3666796), (60, 2750097), (63, 2619140), (70, 2357226), (84, 1964355), (90, 1833398), (105, 1571484), (126, 1309570), (140, 1178613), (180, 916699), (210, 785742), (252, 654785), (315, 523828), (420, 392871), (630, 261914), (1260, 130957)]