68111520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{491}}^1$

素因数の和:543

約数の個数: 144

約数和(自身を含む): 228378528

約数和(自身を除く): 160267008

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 68, 80, 85, 96, 102, 120, 136, 160, 170, 204, 240, 255, 272, 289, 340, 408, 480, 491, 510, 544, 578, 680, 816, 867, 982, 1020, 1156, 1360, 1445, 1473, 1632, 1734, 1964, 2040, 2312, 2455, 2720, 2890, 2946, 3468, 3928, 4080, 4335, 4624, 4910, 5780, 5892, 6936, 7365, 7856, 8160, 8347, 8670, 9248, 9820, 11560, 11784, 13872, 14730, 15712, 16694, 17340, 19640, 23120, 23568, 25041, 27744, 29460, 33388, 34680, 39280, 41735, 46240, 47136, 50082, 58920, 66776, 69360, 78560, 83470, 100164, 117840, 125205, 133552, 138720, 141899, 166940, 200328, 235680, 250410, 267104, 283798, 333880, 400656, 425697, 500820, 567596, 667760, 709495, 801312, 851394, 1001640, 1135192, 1335520, 1418990, 1702788, 2003280, 2128485, 2270384, 2837980, 3405576, 4006560, 4256970, 4540768, 5675960, 6811152, 8513940, 11351920, 13622304, 17027880, 22703840, 34055760, 68111520]

約数ペア:

[(1, 68111520), (2, 34055760), (3, 22703840), (4, 17027880), (5, 13622304), (6, 11351920), (8, 8513940), (10, 6811152), (12, 5675960), (15, 4540768), (16, 4256970), (17, 4006560), (20, 3405576), (24, 2837980), (30, 2270384), (32, 2128485), (34, 2003280), (40, 1702788), (48, 1418990), (51, 1335520), (60, 1135192), (68, 1001640), (80, 851394), (85, 801312), (96, 709495), (102, 667760), (120, 567596), (136, 500820), (160, 425697), (170, 400656), (204, 333880), (240, 283798), (255, 267104), (272, 250410), (289, 235680), (340, 200328), (408, 166940), (480, 141899), (491, 138720), (510, 133552), (544, 125205), (578, 117840), (680, 100164), (816, 83470), (867, 78560), (982, 69360), (1020, 66776), (1156, 58920), (1360, 50082), (1445, 47136), (1473, 46240), (1632, 41735), (1734, 39280), (1964, 34680), (2040, 33388), (2312, 29460), (2455, 27744), (2720, 25041), (2890, 23568), (2946, 23120), (3468, 19640), (3928, 17340), (4080, 16694), (4335, 15712), (4624, 14730), (4910, 13872), (5780, 11784), (5892, 11560), (6936, 9820), (7365, 9248), (7856, 8670), (8160, 8347)]