197561520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21107}}^1$

素因数の和:21139

約数の個数: 120

約数和(自身を含む): 714548016

約数和(自身を除く): 516986496

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 360, 390, 468, 520, 585, 624, 720, 780, 936, 1040, 1170, 1560, 1872, 2340, 3120, 4680, 9360, 21107, 42214, 63321, 84428, 105535, 126642, 168856, 189963, 211070, 253284, 274391, 316605, 337712, 379926, 422140, 506568, 548782, 633210, 759852, 823173, 844280, 949815, 1013136, 1097564, 1266420, 1371955, 1519704, 1646346, 1688560, 1899630, 2195128, 2469519, 2532840, 2743910, 3039408, 3292692, 3799260, 4115865, 4390256, 4939038, 5065680, 5487820, 6585384, 7598520, 8231730, 9878076, 10975640, 12347595, 13170768, 15197040, 16463460, 19756152, 21951280, 24695190, 32926920, 39512304, 49390380, 65853840, 98780760, 197561520]

約数ペア:

[(1, 197561520), (2, 98780760), (3, 65853840), (4, 49390380), (5, 39512304), (6, 32926920), (8, 24695190), (9, 21951280), (10, 19756152), (12, 16463460), (13, 15197040), (15, 13170768), (16, 12347595), (18, 10975640), (20, 9878076), (24, 8231730), (26, 7598520), (30, 6585384), (36, 5487820), (39, 5065680), (40, 4939038), (45, 4390256), (48, 4115865), (52, 3799260), (60, 3292692), (65, 3039408), (72, 2743910), (78, 2532840), (80, 2469519), (90, 2195128), (104, 1899630), (117, 1688560), (120, 1646346), (130, 1519704), (144, 1371955), (156, 1266420), (180, 1097564), (195, 1013136), (208, 949815), (234, 844280), (240, 823173), (260, 759852), (312, 633210), (360, 548782), (390, 506568), (468, 422140), (520, 379926), (585, 337712), (624, 316605), (720, 274391), (780, 253284), (936, 211070), (1040, 189963), (1170, 168856), (1560, 126642), (1872, 105535), (2340, 84428), (3120, 63321), (4680, 42214), (9360, 21107)]