128933702960

素因数分解:

$2^4\times 5^1\times {\mathrm{173}}^1\times {\mathrm{439}}^1\times {\mathrm{21221}}^1$

素因数の和:21846

約数の個数: 80

約数和(自身を含む): 302204675520

約数和(自身を除く): 173270972560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 173, 346, 439, 692, 865, 878, 1384, 1730, 1756, 2195, 2768, 3460, 3512, 4390, 6920, 7024, 8780, 13840, 17560, 21221, 35120, 42442, 75947, 84884, 106105, 151894, 169768, 212210, 303788, 339536, 379735, 424420, 607576, 759470, 848840, 1215152, 1518940, 1697680, 3037880, 3671233, 6075760, 7342466, 9316019, 14684932, 18356165, 18632038, 29369864, 36712330, 37264076, 46580095, 58739728, 73424660, 74528152, 93160190, 146849320, 149056304, 186320380, 293698640, 372640760, 745281520, 1611671287, 3223342574, 6446685148, 8058356435, 12893370296, 16116712870, 25786740592, 32233425740, 64466851480, 128933702960]

約数ペア:

[(1, 128933702960), (2, 64466851480), (4, 32233425740), (5, 25786740592), (8, 16116712870), (10, 12893370296), (16, 8058356435), (20, 6446685148), (40, 3223342574), (80, 1611671287), (173, 745281520), (346, 372640760), (439, 293698640), (692, 186320380), (865, 149056304), (878, 146849320), (1384, 93160190), (1730, 74528152), (1756, 73424660), (2195, 58739728), (2768, 46580095), (3460, 37264076), (3512, 36712330), (4390, 29369864), (6920, 18632038), (7024, 18356165), (8780, 14684932), (13840, 9316019), (17560, 7342466), (21221, 6075760), (35120, 3671233), (42442, 3037880), (75947, 1697680), (84884, 1518940), (106105, 1215152), (151894, 848840), (169768, 759470), (212210, 607576), (303788, 424420), (339536, 379735)]