161014280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{619}}^1\times {\mathrm{929}}^1$

素因数の和:1566

約数の個数: 64

約数和(自身を含む): 415152000

約数和(自身を除く): 254137720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 619, 929, 1238, 1858, 2476, 3095, 3716, 4333, 4645, 4952, 6190, 6503, 7432, 8666, 9290, 12380, 13006, 17332, 18580, 21665, 24760, 26012, 32515, 34664, 37160, 43330, 52024, 65030, 86660, 130060, 173320, 260120, 575051, 1150102, 2300204, 2875255, 4025357, 4600408, 5750510, 8050714, 11501020, 16101428, 20126785, 23002040, 32202856, 40253570, 80507140, 161014280]

約数ペア:

[(1, 161014280), (2, 80507140), (4, 40253570), (5, 32202856), (7, 23002040), (8, 20126785), (10, 16101428), (14, 11501020), (20, 8050714), (28, 5750510), (35, 4600408), (40, 4025357), (56, 2875255), (70, 2300204), (140, 1150102), (280, 575051), (619, 260120), (929, 173320), (1238, 130060), (1858, 86660), (2476, 65030), (3095, 52024), (3716, 43330), (4333, 37160), (4645, 34664), (4952, 32515), (6190, 26012), (6503, 24760), (7432, 21665), (8666, 18580), (9290, 17332), (12380, 13006)]