121581690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{547}}^1$

素因数の和:827

約数の個数: 64

約数和(自身を含む): 303022080

約数和(自身を除く): 181440390

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 239, 310, 465, 478, 547, 717, 930, 1094, 1195, 1434, 1641, 2390, 2735, 3282, 3585, 5470, 7170, 7409, 8205, 14818, 16410, 16957, 22227, 33914, 37045, 44454, 50871, 74090, 84785, 101742, 111135, 130733, 169570, 222270, 254355, 261466, 392199, 508710, 653665, 784398, 1307330, 1960995, 3921990, 4052723, 8105446, 12158169, 20263615, 24316338, 40527230, 60790845, 121581690]

約数ペア:

[(1, 121581690), (2, 60790845), (3, 40527230), (5, 24316338), (6, 20263615), (10, 12158169), (15, 8105446), (30, 4052723), (31, 3921990), (62, 1960995), (93, 1307330), (155, 784398), (186, 653665), (239, 508710), (310, 392199), (465, 261466), (478, 254355), (547, 222270), (717, 169570), (930, 130733), (1094, 111135), (1195, 101742), (1434, 84785), (1641, 74090), (2390, 50871), (2735, 44454), (3282, 37045), (3585, 33914), (5470, 22227), (7170, 16957), (7409, 16410), (8205, 14818)]