149256320

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{7523}}^1$

素因数の和:7573

約数の個数: 64

約数和(自身を含む): 368375040

約数和(自身を除く): 219118720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4960, 7523, 9920, 15046, 19840, 30092, 37615, 60184, 75230, 120368, 150460, 233213, 240736, 300920, 466426, 481472, 601840, 932852, 962944, 1166065, 1203680, 1865704, 2332130, 2407360, 3731408, 4664260, 4814720, 7462816, 9328520, 14925632, 18657040, 29851264, 37314080, 74628160, 149256320]

約数ペア:

[(1, 149256320), (2, 74628160), (4, 37314080), (5, 29851264), (8, 18657040), (10, 14925632), (16, 9328520), (20, 7462816), (31, 4814720), (32, 4664260), (40, 3731408), (62, 2407360), (64, 2332130), (80, 1865704), (124, 1203680), (128, 1166065), (155, 962944), (160, 932852), (248, 601840), (310, 481472), (320, 466426), (496, 300920), (620, 240736), (640, 233213), (992, 150460), (1240, 120368), (1984, 75230), (2480, 60184), (3968, 37615), (4960, 30092), (7523, 19840), (9920, 15046)]