1567138820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1\times {\mathrm{421}}^1$

素因数の和:685

約数の個数: 96

約数和(自身を含む): 3612860160

約数和(自身を除く): 2045721340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 103, 130, 139, 206, 260, 278, 412, 421, 515, 556, 695, 842, 1030, 1339, 1390, 1684, 1807, 2060, 2105, 2678, 2780, 3614, 4210, 5356, 5473, 6695, 7228, 8420, 9035, 10946, 13390, 14317, 18070, 21892, 26780, 27365, 28634, 36140, 43363, 54730, 57268, 58519, 71585, 86726, 109460, 117038, 143170, 173452, 186121, 216815, 234076, 286340, 292595, 372242, 433630, 563719, 585190, 744484, 760747, 867260, 930605, 1127438, 1170380, 1521494, 1861210, 2254876, 2818595, 3042988, 3722420, 3803735, 5637190, 6027457, 7607470, 11274380, 12054914, 15214940, 24109828, 30137285, 60274570, 78356941, 120549140, 156713882, 313427764, 391784705, 783569410, 1567138820]

約数ペア:

[(1, 1567138820), (2, 783569410), (4, 391784705), (5, 313427764), (10, 156713882), (13, 120549140), (20, 78356941), (26, 60274570), (52, 30137285), (65, 24109828), (103, 15214940), (130, 12054914), (139, 11274380), (206, 7607470), (260, 6027457), (278, 5637190), (412, 3803735), (421, 3722420), (515, 3042988), (556, 2818595), (695, 2254876), (842, 1861210), (1030, 1521494), (1339, 1170380), (1390, 1127438), (1684, 930605), (1807, 867260), (2060, 760747), (2105, 744484), (2678, 585190), (2780, 563719), (3614, 433630), (4210, 372242), (5356, 292595), (5473, 286340), (6695, 234076), (7228, 216815), (8420, 186121), (9035, 173452), (10946, 143170), (13390, 117038), (14317, 109460), (18070, 86726), (21892, 71585), (26780, 58519), (27365, 57268), (28634, 54730), (36140, 43363)]