31945680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3413}}^1$

素因数の和:3445

約数の個数: 120

約数和(自身を含む): 115570728

約数和(自身を除く): 83625048

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, 3413, 4680, 6826, 9360, 10239, 13652, 17065, 20478, 27304, 30717, 34130, 40956, 44369, 51195, 54608, 61434, 68260, 81912, 88738, 102390, 122868, 133107, 136520, 153585, 163824, 177476, 204780, 221845, 245736, 266214, 273040, 307170, 354952, 399321, 409560, 443690, 491472, 532428, 614340, 665535, 709904, 798642, 819120, 887380, 1064856, 1228680, 1331070, 1597284, 1774760, 1996605, 2129712, 2457360, 2662140, 3194568, 3549520, 3993210, 5324280, 6389136, 7986420, 10648560, 15972840, 31945680]

約数ペア:

[(1, 31945680), (2, 15972840), (3, 10648560), (4, 7986420), (5, 6389136), (6, 5324280), (8, 3993210), (9, 3549520), (10, 3194568), (12, 2662140), (13, 2457360), (15, 2129712), (16, 1996605), (18, 1774760), (20, 1597284), (24, 1331070), (26, 1228680), (30, 1064856), (36, 887380), (39, 819120), (40, 798642), (45, 709904), (48, 665535), (52, 614340), (60, 532428), (65, 491472), (72, 443690), (78, 409560), (80, 399321), (90, 354952), (104, 307170), (117, 273040), (120, 266214), (130, 245736), (144, 221845), (156, 204780), (180, 177476), (195, 163824), (208, 153585), (234, 136520), (240, 133107), (260, 122868), (312, 102390), (360, 88738), (390, 81912), (468, 68260), (520, 61434), (585, 54608), (624, 51195), (720, 44369), (780, 40956), (936, 34130), (1040, 30717), (1170, 27304), (1560, 20478), (1872, 17065), (2340, 13652), (3120, 10239), (3413, 9360), (4680, 6826)]