69784020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{6571}}^1$

素因数の和:6645

約数の個数: 72

約数和(自身を含む): 215298720

約数和(自身を除く): 145514700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 90, 118, 177, 180, 236, 295, 354, 531, 590, 708, 885, 1062, 1180, 1770, 2124, 2655, 3540, 5310, 6571, 10620, 13142, 19713, 26284, 32855, 39426, 59139, 65710, 78852, 98565, 118278, 131420, 197130, 236556, 295695, 387689, 394260, 591390, 775378, 1163067, 1182780, 1550756, 1938445, 2326134, 3489201, 3876890, 4652268, 5815335, 6978402, 7753780, 11630670, 13956804, 17446005, 23261340, 34892010, 69784020]

約数ペア:

[(1, 69784020), (2, 34892010), (3, 23261340), (4, 17446005), (5, 13956804), (6, 11630670), (9, 7753780), (10, 6978402), (12, 5815335), (15, 4652268), (18, 3876890), (20, 3489201), (30, 2326134), (36, 1938445), (45, 1550756), (59, 1182780), (60, 1163067), (90, 775378), (118, 591390), (177, 394260), (180, 387689), (236, 295695), (295, 236556), (354, 197130), (531, 131420), (590, 118278), (708, 98565), (885, 78852), (1062, 65710), (1180, 59139), (1770, 39426), (2124, 32855), (2655, 26284), (3540, 19713), (5310, 13142), (6571, 10620)]