31845840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{173}}^1$

素因数の和:261

約数の個数: 160

約数和(自身を含む): 108743040

約数和(自身を除く): 76897200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 59, 60, 65, 78, 80, 104, 118, 120, 130, 156, 173, 177, 195, 208, 236, 240, 260, 295, 312, 346, 354, 390, 472, 519, 520, 590, 624, 692, 708, 767, 780, 865, 885, 944, 1038, 1040, 1180, 1384, 1416, 1534, 1560, 1730, 1770, 2076, 2249, 2301, 2360, 2595, 2768, 2832, 3068, 3120, 3460, 3540, 3835, 4152, 4498, 4602, 4720, 5190, 6136, 6747, 6920, 7080, 7670, 8304, 8996, 9204, 10207, 10380, 11245, 11505, 12272, 13494, 13840, 14160, 15340, 17992, 18408, 20414, 20760, 22490, 23010, 26988, 30621, 30680, 33735, 35984, 36816, 40828, 41520, 44980, 46020, 51035, 53976, 61242, 61360, 67470, 81656, 89960, 92040, 102070, 107952, 122484, 132691, 134940, 153105, 163312, 179920, 184080, 204140, 244968, 265382, 269880, 306210, 398073, 408280, 489936, 530764, 539760, 612420, 663455, 796146, 816560, 1061528, 1224840, 1326910, 1592292, 1990365, 2123056, 2449680, 2653820, 3184584, 3980730, 5307640, 6369168, 7961460, 10615280, 15922920, 31845840]

約数ペア:

[(1, 31845840), (2, 15922920), (3, 10615280), (4, 7961460), (5, 6369168), (6, 5307640), (8, 3980730), (10, 3184584), (12, 2653820), (13, 2449680), (15, 2123056), (16, 1990365), (20, 1592292), (24, 1326910), (26, 1224840), (30, 1061528), (39, 816560), (40, 796146), (48, 663455), (52, 612420), (59, 539760), (60, 530764), (65, 489936), (78, 408280), (80, 398073), (104, 306210), (118, 269880), (120, 265382), (130, 244968), (156, 204140), (173, 184080), (177, 179920), (195, 163312), (208, 153105), (236, 134940), (240, 132691), (260, 122484), (295, 107952), (312, 102070), (346, 92040), (354, 89960), (390, 81656), (472, 67470), (519, 61360), (520, 61242), (590, 53976), (624, 51035), (692, 46020), (708, 44980), (767, 41520), (780, 40828), (865, 36816), (885, 35984), (944, 33735), (1038, 30680), (1040, 30621), (1180, 26988), (1384, 23010), (1416, 22490), (1534, 20760), (1560, 20414), (1730, 18408), (1770, 17992), (2076, 15340), (2249, 14160), (2301, 13840), (2360, 13494), (2595, 12272), (2768, 11505), (2832, 11245), (3068, 10380), (3120, 10207), (3460, 9204), (3540, 8996), (3835, 8304), (4152, 7670), (4498, 7080), (4602, 6920), (4720, 6747), (5190, 6136)]