121500160

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1531}}^1$

素因数の和:1585

約数の個数: 80

約数和(自身を含む): 300909312

約数和(自身を除く): 179409152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1240, 1280, 1531, 1984, 2480, 2560, 3062, 3968, 4960, 6124, 7655, 7936, 9920, 12248, 15310, 15872, 19840, 24496, 30620, 39680, 47461, 48992, 61240, 79360, 94922, 97984, 122480, 189844, 195968, 237305, 244960, 379688, 391936, 474610, 489920, 759376, 783872, 949220, 979840, 1518752, 1898440, 1959680, 3037504, 3796880, 3919360, 6075008, 7593760, 12150016, 15187520, 24300032, 30375040, 60750080, 121500160]

約数ペア:

[(1, 121500160), (2, 60750080), (4, 30375040), (5, 24300032), (8, 15187520), (10, 12150016), (16, 7593760), (20, 6075008), (31, 3919360), (32, 3796880), (40, 3037504), (62, 1959680), (64, 1898440), (80, 1518752), (124, 979840), (128, 949220), (155, 783872), (160, 759376), (248, 489920), (256, 474610), (310, 391936), (320, 379688), (496, 244960), (512, 237305), (620, 195968), (640, 189844), (992, 122480), (1240, 97984), (1280, 94922), (1531, 79360), (1984, 61240), (2480, 48992), (2560, 47461), (3062, 39680), (3968, 30620), (4960, 24496), (6124, 19840), (7655, 15872), (7936, 15310), (9920, 12248)]