812856720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{4271}}^1$

素因数の和:4361

約数の個数: 160

約数和(自身を含む): 2758823424

約数和(自身を除く): 1945966704

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 61, 65, 78, 80, 104, 120, 122, 130, 156, 183, 195, 208, 240, 244, 260, 305, 312, 366, 390, 488, 520, 610, 624, 732, 780, 793, 915, 976, 1040, 1220, 1464, 1560, 1586, 1830, 2379, 2440, 2928, 3120, 3172, 3660, 3965, 4271, 4758, 4880, 6344, 7320, 7930, 8542, 9516, 11895, 12688, 12813, 14640, 15860, 17084, 19032, 21355, 23790, 25626, 31720, 34168, 38064, 42710, 47580, 51252, 55523, 63440, 64065, 68336, 85420, 95160, 102504, 111046, 128130, 166569, 170840, 190320, 205008, 222092, 256260, 260531, 277615, 333138, 341680, 444184, 512520, 521062, 555230, 666276, 781593, 832845, 888368, 1025040, 1042124, 1110460, 1302655, 1332552, 1563186, 1665690, 2084248, 2220920, 2605310, 2665104, 3126372, 3331380, 3386903, 3907965, 4168496, 4441840, 5210620, 6252744, 6662760, 6773806, 7815930, 10160709, 10421240, 12505488, 13325520, 13547612, 15631860, 16934515, 20321418, 20842480, 27095224, 31263720, 33869030, 40642836, 50803545, 54190448, 62527440, 67738060, 81285672, 101607090, 135476120, 162571344, 203214180, 270952240, 406428360, 812856720]

約数ペア:

[(1, 812856720), (2, 406428360), (3, 270952240), (4, 203214180), (5, 162571344), (6, 135476120), (8, 101607090), (10, 81285672), (12, 67738060), (13, 62527440), (15, 54190448), (16, 50803545), (20, 40642836), (24, 33869030), (26, 31263720), (30, 27095224), (39, 20842480), (40, 20321418), (48, 16934515), (52, 15631860), (60, 13547612), (61, 13325520), (65, 12505488), (78, 10421240), (80, 10160709), (104, 7815930), (120, 6773806), (122, 6662760), (130, 6252744), (156, 5210620), (183, 4441840), (195, 4168496), (208, 3907965), (240, 3386903), (244, 3331380), (260, 3126372), (305, 2665104), (312, 2605310), (366, 2220920), (390, 2084248), (488, 1665690), (520, 1563186), (610, 1332552), (624, 1302655), (732, 1110460), (780, 1042124), (793, 1025040), (915, 888368), (976, 832845), (1040, 781593), (1220, 666276), (1464, 555230), (1560, 521062), (1586, 512520), (1830, 444184), (2379, 341680), (2440, 333138), (2928, 277615), (3120, 260531), (3172, 256260), (3660, 222092), (3965, 205008), (4271, 190320), (4758, 170840), (4880, 166569), (6344, 128130), (7320, 111046), (7930, 102504), (8542, 95160), (9516, 85420), (11895, 68336), (12688, 64065), (12813, 63440), (14640, 55523), (15860, 51252), (17084, 47580), (19032, 42710), (21355, 38064), (23790, 34168), (25626, 31720)]