20164872780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{11177}}^1$

素因数の和:11465

約数の個数: 192

約数和(自身を含む): 67829892480

約数和(自身を除く): 47665019700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 90, 108, 117, 130, 135, 156, 180, 195, 234, 257, 260, 270, 351, 390, 468, 514, 540, 585, 702, 771, 780, 1028, 1170, 1285, 1404, 1542, 1755, 2313, 2340, 2570, 3084, 3341, 3510, 3855, 4626, 5140, 6682, 6939, 7020, 7710, 9252, 10023, 11177, 11565, 13364, 13878, 15420, 16705, 20046, 22354, 23130, 27756, 30069, 33410, 33531, 34695, 40092, 44708, 46260, 50115, 55885, 60138, 66820, 67062, 69390, 90207, 100230, 100593, 111770, 120276, 134124, 138780, 145301, 150345, 167655, 180414, 200460, 201186, 223540, 290602, 300690, 301779, 335310, 360828, 402372, 435903, 451035, 502965, 581204, 601380, 603558, 670620, 726505, 871806, 902070, 1005930, 1207116, 1307709, 1453010, 1508895, 1743612, 1804140, 2011860, 2179515, 2615418, 2872489, 2906020, 3017790, 3923127, 4359030, 5230836, 5744978, 6035580, 6538545, 7846254, 8617467, 8718060, 11489956, 13077090, 14362445, 15692508, 17234934, 19615635, 25852401, 26154180, 28724890, 34469868, 37342357, 39231270, 43087335, 51704802, 57449780, 74684714, 77557203, 78462540, 86174670, 103409604, 112027071, 129262005, 149369428, 155114406, 172349340, 186711785, 224054142, 258524010, 310228812, 336081213, 373423570, 387786015, 448108284, 517048020, 560135355, 672162426, 746847140, 775572030, 1008243639, 1120270710, 1344324852, 1551144060, 1680406065, 2016487278, 2240541420, 3360812130, 4032974556, 5041218195, 6721624260, 10082436390, 20164872780]

約数ペア:

[(1, 20164872780), (2, 10082436390), (3, 6721624260), (4, 5041218195), (5, 4032974556), (6, 3360812130), (9, 2240541420), (10, 2016487278), (12, 1680406065), (13, 1551144060), (15, 1344324852), (18, 1120270710), (20, 1008243639), (26, 775572030), (27, 746847140), (30, 672162426), (36, 560135355), (39, 517048020), (45, 448108284), (52, 387786015), (54, 373423570), (60, 336081213), (65, 310228812), (78, 258524010), (90, 224054142), (108, 186711785), (117, 172349340), (130, 155114406), (135, 149369428), (156, 129262005), (180, 112027071), (195, 103409604), (234, 86174670), (257, 78462540), (260, 77557203), (270, 74684714), (351, 57449780), (390, 51704802), (468, 43087335), (514, 39231270), (540, 37342357), (585, 34469868), (702, 28724890), (771, 26154180), (780, 25852401), (1028, 19615635), (1170, 17234934), (1285, 15692508), (1404, 14362445), (1542, 13077090), (1755, 11489956), (2313, 8718060), (2340, 8617467), (2570, 7846254), (3084, 6538545), (3341, 6035580), (3510, 5744978), (3855, 5230836), (4626, 4359030), (5140, 3923127), (6682, 3017790), (6939, 2906020), (7020, 2872489), (7710, 2615418), (9252, 2179515), (10023, 2011860), (11177, 1804140), (11565, 1743612), (13364, 1508895), (13878, 1453010), (15420, 1307709), (16705, 1207116), (20046, 1005930), (22354, 902070), (23130, 871806), (27756, 726505), (30069, 670620), (33410, 603558), (33531, 601380), (34695, 581204), (40092, 502965), (44708, 451035), (46260, 435903), (50115, 402372), (55885, 360828), (60138, 335310), (66820, 301779), (67062, 300690), (69390, 290602), (90207, 223540), (100230, 201186), (100593, 200460), (111770, 180414), (120276, 167655), (134124, 150345), (138780, 145301)]