646350540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{5237}}^1$

素因数の和:5288

約数の個数: 144

約数和(自身を含む): 2106681696

約数和(自身を除く): 1460331156

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 17, 20, 22, 30, 33, 34, 44, 51, 55, 60, 66, 68, 85, 102, 110, 121, 132, 165, 170, 187, 204, 220, 242, 255, 330, 340, 363, 374, 484, 510, 561, 605, 660, 726, 748, 935, 1020, 1122, 1210, 1452, 1815, 1870, 2057, 2244, 2420, 2805, 3630, 3740, 4114, 5237, 5610, 6171, 7260, 8228, 10285, 10474, 11220, 12342, 15711, 20570, 20948, 24684, 26185, 30855, 31422, 41140, 52370, 57607, 61710, 62844, 78555, 89029, 104740, 115214, 123420, 157110, 172821, 178058, 230428, 267087, 288035, 314220, 345642, 356116, 445145, 534174, 576070, 633677, 691284, 864105, 890290, 979319, 1068348, 1152140, 1267354, 1335435, 1728210, 1780580, 1901031, 1958638, 2534708, 2670870, 2937957, 3168385, 3456420, 3802062, 3917276, 4896595, 5341740, 5875914, 6336770, 7604124, 9505155, 9793190, 10772509, 11751828, 12673540, 14689785, 19010310, 19586380, 21545018, 29379570, 32317527, 38020620, 43090036, 53862545, 58759140, 64635054, 107725090, 129270108, 161587635, 215450180, 323175270, 646350540]

約数ペア:

[(1, 646350540), (2, 323175270), (3, 215450180), (4, 161587635), (5, 129270108), (6, 107725090), (10, 64635054), (11, 58759140), (12, 53862545), (15, 43090036), (17, 38020620), (20, 32317527), (22, 29379570), (30, 21545018), (33, 19586380), (34, 19010310), (44, 14689785), (51, 12673540), (55, 11751828), (60, 10772509), (66, 9793190), (68, 9505155), (85, 7604124), (102, 6336770), (110, 5875914), (121, 5341740), (132, 4896595), (165, 3917276), (170, 3802062), (187, 3456420), (204, 3168385), (220, 2937957), (242, 2670870), (255, 2534708), (330, 1958638), (340, 1901031), (363, 1780580), (374, 1728210), (484, 1335435), (510, 1267354), (561, 1152140), (605, 1068348), (660, 979319), (726, 890290), (748, 864105), (935, 691284), (1020, 633677), (1122, 576070), (1210, 534174), (1452, 445145), (1815, 356116), (1870, 345642), (2057, 314220), (2244, 288035), (2420, 267087), (2805, 230428), (3630, 178058), (3740, 172821), (4114, 157110), (5237, 123420), (5610, 115214), (6171, 104740), (7260, 89029), (8228, 78555), (10285, 62844), (10474, 61710), (11220, 57607), (12342, 52370), (15711, 41140), (20570, 31422), (20948, 30855), (24684, 26185)]