285816320

素因数分解:

$2^9\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1151}}^1$

素因数の和:1271

約数の個数: 80

約数和(自身を含む): 692955648

約数和(自身を除く): 407139328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 97, 128, 160, 194, 256, 320, 388, 485, 512, 640, 776, 970, 1151, 1280, 1552, 1940, 2302, 2560, 3104, 3880, 4604, 5755, 6208, 7760, 9208, 11510, 12416, 15520, 18416, 23020, 24832, 31040, 36832, 46040, 49664, 62080, 73664, 92080, 111647, 124160, 147328, 184160, 223294, 248320, 294656, 368320, 446588, 558235, 589312, 736640, 893176, 1116470, 1473280, 1786352, 2232940, 2946560, 3572704, 4465880, 7145408, 8931760, 14290816, 17863520, 28581632, 35727040, 57163264, 71454080, 142908160, 285816320]

約数ペア:

[(1, 285816320), (2, 142908160), (4, 71454080), (5, 57163264), (8, 35727040), (10, 28581632), (16, 17863520), (20, 14290816), (32, 8931760), (40, 7145408), (64, 4465880), (80, 3572704), (97, 2946560), (128, 2232940), (160, 1786352), (194, 1473280), (256, 1116470), (320, 893176), (388, 736640), (485, 589312), (512, 558235), (640, 446588), (776, 368320), (970, 294656), (1151, 248320), (1280, 223294), (1552, 184160), (1940, 147328), (2302, 124160), (2560, 111647), (3104, 92080), (3880, 73664), (4604, 62080), (5755, 49664), (6208, 46040), (7760, 36832), (9208, 31040), (11510, 24832), (12416, 23020), (15520, 18416)]