18235560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1277}}^1$

素因数の和:1315

約数の個数: 128

約数和(自身を含む): 66251520

約数和(自身を除く): 48015960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 51, 56, 60, 68, 70, 84, 85, 102, 105, 119, 120, 136, 140, 168, 170, 204, 210, 238, 255, 280, 340, 357, 408, 420, 476, 510, 595, 680, 714, 840, 952, 1020, 1190, 1277, 1428, 1785, 2040, 2380, 2554, 2856, 3570, 3831, 4760, 5108, 6385, 7140, 7662, 8939, 10216, 12770, 14280, 15324, 17878, 19155, 21709, 25540, 26817, 30648, 35756, 38310, 43418, 44695, 51080, 53634, 65127, 71512, 76620, 86836, 89390, 107268, 108545, 130254, 134085, 151963, 153240, 173672, 178780, 214536, 217090, 260508, 268170, 303926, 325635, 357560, 434180, 455889, 521016, 536340, 607852, 651270, 759815, 868360, 911778, 1072680, 1215704, 1302540, 1519630, 1823556, 2279445, 2605080, 3039260, 3647112, 4558890, 6078520, 9117780, 18235560]

約数ペア:

[(1, 18235560), (2, 9117780), (3, 6078520), (4, 4558890), (5, 3647112), (6, 3039260), (7, 2605080), (8, 2279445), (10, 1823556), (12, 1519630), (14, 1302540), (15, 1215704), (17, 1072680), (20, 911778), (21, 868360), (24, 759815), (28, 651270), (30, 607852), (34, 536340), (35, 521016), (40, 455889), (42, 434180), (51, 357560), (56, 325635), (60, 303926), (68, 268170), (70, 260508), (84, 217090), (85, 214536), (102, 178780), (105, 173672), (119, 153240), (120, 151963), (136, 134085), (140, 130254), (168, 108545), (170, 107268), (204, 89390), (210, 86836), (238, 76620), (255, 71512), (280, 65127), (340, 53634), (357, 51080), (408, 44695), (420, 43418), (476, 38310), (510, 35756), (595, 30648), (680, 26817), (714, 25540), (840, 21709), (952, 19155), (1020, 17878), (1190, 15324), (1277, 14280), (1428, 12770), (1785, 10216), (2040, 8939), (2380, 7662), (2554, 7140), (2856, 6385), (3570, 5108), (3831, 4760)]