1878471810

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{211}}^1\times {\mathrm{379}}^1$

素因数の和:638

約数の個数: 160

約数和(自身を含む): 5263790400

約数和(自身を除く): 3385318590

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 29, 30, 45, 54, 58, 81, 87, 90, 135, 145, 162, 174, 211, 261, 270, 290, 379, 405, 422, 435, 522, 633, 758, 783, 810, 870, 1055, 1137, 1266, 1305, 1566, 1895, 1899, 2110, 2274, 2349, 2610, 3165, 3411, 3790, 3798, 3915, 4698, 5685, 5697, 6119, 6330, 6822, 7830, 9495, 10233, 10991, 11370, 11394, 11745, 12238, 17055, 17091, 18357, 18990, 20466, 21982, 23490, 28485, 30595, 30699, 32973, 34110, 34182, 36714, 51165, 54955, 55071, 56970, 61190, 61398, 65946, 79969, 85455, 91785, 98919, 102330, 109910, 110142, 153495, 159938, 164865, 165213, 170910, 183570, 197838, 239907, 275355, 296757, 306990, 329730, 330426, 399845, 479814, 494595, 495639, 550710, 593514, 719721, 799690, 826065, 890271, 989190, 991278, 1199535, 1439442, 1483785, 1652130, 1780542, 2159163, 2319101, 2399070, 2478195, 2967570, 3598605, 4318326, 4451355, 4638202, 4956390, 6477489, 6957303, 7197210, 8902710, 10795815, 11595505, 12954978, 13914606, 20871909, 21591630, 23191010, 32387445, 34786515, 41743818, 62615727, 64774890, 69573030, 104359545, 125231454, 187847181, 208719090, 313078635, 375694362, 626157270, 939235905, 1878471810]

約数ペア:

[(1, 1878471810), (2, 939235905), (3, 626157270), (5, 375694362), (6, 313078635), (9, 208719090), (10, 187847181), (15, 125231454), (18, 104359545), (27, 69573030), (29, 64774890), (30, 62615727), (45, 41743818), (54, 34786515), (58, 32387445), (81, 23191010), (87, 21591630), (90, 20871909), (135, 13914606), (145, 12954978), (162, 11595505), (174, 10795815), (211, 8902710), (261, 7197210), (270, 6957303), (290, 6477489), (379, 4956390), (405, 4638202), (422, 4451355), (435, 4318326), (522, 3598605), (633, 2967570), (758, 2478195), (783, 2399070), (810, 2319101), (870, 2159163), (1055, 1780542), (1137, 1652130), (1266, 1483785), (1305, 1439442), (1566, 1199535), (1895, 991278), (1899, 989190), (2110, 890271), (2274, 826065), (2349, 799690), (2610, 719721), (3165, 593514), (3411, 550710), (3790, 495639), (3798, 494595), (3915, 479814), (4698, 399845), (5685, 330426), (5697, 329730), (6119, 306990), (6330, 296757), (6822, 275355), (7830, 239907), (9495, 197838), (10233, 183570), (10991, 170910), (11370, 165213), (11394, 164865), (11745, 159938), (12238, 153495), (17055, 110142), (17091, 109910), (18357, 102330), (18990, 98919), (20466, 91785), (21982, 85455), (23490, 79969), (28485, 65946), (30595, 61398), (30699, 61190), (32973, 56970), (34110, 55071), (34182, 54955), (36714, 51165)]