408962820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{1231}}^1$

素因数の和:1370

約数の個数: 144

約数和(自身を含む): 1344930048

約数和(自身を除く): 935967228

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 113, 140, 147, 196, 210, 226, 245, 294, 339, 420, 452, 490, 565, 588, 678, 735, 791, 980, 1130, 1231, 1356, 1470, 1582, 1695, 2260, 2373, 2462, 2940, 3164, 3390, 3693, 3955, 4746, 4924, 5537, 6155, 6780, 7386, 7910, 8617, 9492, 11074, 11865, 12310, 14772, 15820, 16611, 17234, 18465, 22148, 23730, 24620, 25851, 27685, 33222, 34468, 36930, 43085, 47460, 51702, 55370, 60319, 66444, 73860, 83055, 86170, 103404, 110740, 120638, 129255, 139103, 166110, 172340, 180957, 241276, 258510, 278206, 301595, 332220, 361914, 417309, 517020, 556412, 603190, 695515, 723828, 834618, 904785, 973721, 1206380, 1391030, 1669236, 1809570, 1947442, 2086545, 2782060, 2921163, 3619140, 3894884, 4173090, 4868605, 5842326, 6816047, 8346180, 9737210, 11684652, 13632094, 14605815, 19474420, 20448141, 27264188, 29211630, 34080235, 40896282, 58423260, 68160470, 81792564, 102240705, 136320940, 204481410, 408962820]

約数ペア:

[(1, 408962820), (2, 204481410), (3, 136320940), (4, 102240705), (5, 81792564), (6, 68160470), (7, 58423260), (10, 40896282), (12, 34080235), (14, 29211630), (15, 27264188), (20, 20448141), (21, 19474420), (28, 14605815), (30, 13632094), (35, 11684652), (42, 9737210), (49, 8346180), (60, 6816047), (70, 5842326), (84, 4868605), (98, 4173090), (105, 3894884), (113, 3619140), (140, 2921163), (147, 2782060), (196, 2086545), (210, 1947442), (226, 1809570), (245, 1669236), (294, 1391030), (339, 1206380), (420, 973721), (452, 904785), (490, 834618), (565, 723828), (588, 695515), (678, 603190), (735, 556412), (791, 517020), (980, 417309), (1130, 361914), (1231, 332220), (1356, 301595), (1470, 278206), (1582, 258510), (1695, 241276), (2260, 180957), (2373, 172340), (2462, 166110), (2940, 139103), (3164, 129255), (3390, 120638), (3693, 110740), (3955, 103404), (4746, 86170), (4924, 83055), (5537, 73860), (6155, 66444), (6780, 60319), (7386, 55370), (7910, 51702), (8617, 47460), (9492, 43085), (11074, 36930), (11865, 34468), (12310, 33222), (14772, 27685), (15820, 25851), (16611, 24620), (17234, 23730), (18465, 22148)]