315541760

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^2\times {\mathrm{853}}^1$

素因数の和:908

約数の個数: 108

約数和(自身を含む): 803837748

約数和(自身を除く): 488295988

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 289, 320, 340, 544, 578, 640, 680, 853, 1088, 1156, 1280, 1360, 1445, 1706, 2176, 2312, 2720, 2890, 3412, 4265, 4352, 4624, 5440, 5780, 6824, 8530, 9248, 10880, 11560, 13648, 14501, 17060, 18496, 21760, 23120, 27296, 29002, 34120, 36992, 46240, 54592, 58004, 68240, 72505, 73984, 92480, 109184, 116008, 136480, 145010, 184960, 218368, 232016, 246517, 272960, 290020, 369920, 464032, 493034, 545920, 580040, 928064, 986068, 1091840, 1160080, 1232585, 1856128, 1972136, 2320160, 2465170, 3712256, 3944272, 4640320, 4930340, 7888544, 9280640, 9860680, 15777088, 18561280, 19721360, 31554176, 39442720, 63108352, 78885440, 157770880, 315541760]

約数ペア:

[(1, 315541760), (2, 157770880), (4, 78885440), (5, 63108352), (8, 39442720), (10, 31554176), (16, 19721360), (17, 18561280), (20, 15777088), (32, 9860680), (34, 9280640), (40, 7888544), (64, 4930340), (68, 4640320), (80, 3944272), (85, 3712256), (128, 2465170), (136, 2320160), (160, 1972136), (170, 1856128), (256, 1232585), (272, 1160080), (289, 1091840), (320, 986068), (340, 928064), (544, 580040), (578, 545920), (640, 493034), (680, 464032), (853, 369920), (1088, 290020), (1156, 272960), (1280, 246517), (1360, 232016), (1445, 218368), (1706, 184960), (2176, 145010), (2312, 136480), (2720, 116008), (2890, 109184), (3412, 92480), (4265, 73984), (4352, 72505), (4624, 68240), (5440, 58004), (5780, 54592), (6824, 46240), (8530, 36992), (9248, 34120), (10880, 29002), (11560, 27296), (13648, 23120), (14501, 21760), (17060, 18496)]