20100163440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{463}}^1\times {\mathrm{25841}}^1$

素因数の和:26327

約数の個数: 160

約数和(自身を含む): 71368574976

約数和(自身を除く): 51268411536

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 463, 560, 840, 926, 1389, 1680, 1852, 2315, 2778, 3241, 3704, 4630, 5556, 6482, 6945, 7408, 9260, 9723, 11112, 12964, 13890, 16205, 18520, 19446, 22224, 25841, 25928, 27780, 32410, 37040, 38892, 48615, 51682, 51856, 55560, 64820, 77523, 77784, 97230, 103364, 111120, 129205, 129640, 155046, 155568, 180887, 194460, 206728, 258410, 259280, 310092, 361774, 387615, 388920, 413456, 516820, 542661, 620184, 723548, 775230, 777840, 904435, 1033640, 1085322, 1240368, 1447096, 1550460, 1808870, 2067280, 2170644, 2713305, 2894192, 3100920, 3617740, 4341288, 5426610, 6201840, 7235480, 8682576, 10853220, 11964383, 14470960, 21706440, 23928766, 35893149, 43412880, 47857532, 59821915, 71786298, 83750681, 95715064, 119643830, 143572596, 167501362, 179465745, 191430128, 239287660, 251252043, 287145192, 335002724, 358931490, 418753405, 478575320, 502504086, 574290384, 670005448, 717862980, 837506810, 957150640, 1005008172, 1256260215, 1340010896, 1435725960, 1675013620, 2010016344, 2512520430, 2871451920, 3350027240, 4020032688, 5025040860, 6700054480, 10050081720, 20100163440]

約数ペア:

[(1, 20100163440), (2, 10050081720), (3, 6700054480), (4, 5025040860), (5, 4020032688), (6, 3350027240), (7, 2871451920), (8, 2512520430), (10, 2010016344), (12, 1675013620), (14, 1435725960), (15, 1340010896), (16, 1256260215), (20, 1005008172), (21, 957150640), (24, 837506810), (28, 717862980), (30, 670005448), (35, 574290384), (40, 502504086), (42, 478575320), (48, 418753405), (56, 358931490), (60, 335002724), (70, 287145192), (80, 251252043), (84, 239287660), (105, 191430128), (112, 179465745), (120, 167501362), (140, 143572596), (168, 119643830), (210, 95715064), (240, 83750681), (280, 71786298), (336, 59821915), (420, 47857532), (463, 43412880), (560, 35893149), (840, 23928766), (926, 21706440), (1389, 14470960), (1680, 11964383), (1852, 10853220), (2315, 8682576), (2778, 7235480), (3241, 6201840), (3704, 5426610), (4630, 4341288), (5556, 3617740), (6482, 3100920), (6945, 2894192), (7408, 2713305), (9260, 2170644), (9723, 2067280), (11112, 1808870), (12964, 1550460), (13890, 1447096), (16205, 1240368), (18520, 1085322), (19446, 1033640), (22224, 904435), (25841, 777840), (25928, 775230), (27780, 723548), (32410, 620184), (37040, 542661), (38892, 516820), (48615, 413456), (51682, 388920), (51856, 387615), (55560, 361774), (64820, 310092), (77523, 259280), (77784, 258410), (97230, 206728), (103364, 194460), (111120, 180887), (129205, 155568), (129640, 155046)]