136737280

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1723}}^1$

素因数の和:1777

約数の個数: 80

約数和(自身を含む): 338621184

約数和(自身を除く): 201883904

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, 1723, 1984, 2480, 2560, 3446, 3968, 4960, 6892, 7936, 8615, 9920, 13784, 15872, 17230, 19840, 27568, 34460, 39680, 53413, 55136, 68920, 79360, 106826, 110272, 137840, 213652, 220544, 267065, 275680, 427304, 441088, 534130, 551360, 854608, 882176, 1068260, 1102720, 1709216, 2136520, 2205440, 3418432, 4273040, 4410880, 6836864, 8546080, 13673728, 17092160, 27347456, 34184320, 68368640, 136737280]

約数ペア:

[(1, 136737280), (2, 68368640), (4, 34184320), (5, 27347456), (8, 17092160), (10, 13673728), (16, 8546080), (20, 6836864), (31, 4410880), (32, 4273040), (40, 3418432), (62, 2205440), (64, 2136520), (80, 1709216), (124, 1102720), (128, 1068260), (155, 882176), (160, 854608), (248, 551360), (256, 534130), (310, 441088), (320, 427304), (496, 275680), (512, 267065), (620, 220544), (640, 213652), (992, 137840), (1240, 110272), (1280, 106826), (1723, 79360), (1984, 68920), (2480, 55136), (2560, 53413), (3446, 39680), (3968, 34460), (4960, 27568), (6892, 19840), (7936, 17230), (8615, 15872), (9920, 13784)]