31234320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:150

約数の個数: 240

約数和(自身を含む): 116992512

約数和(自身を除く): 85758192

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, 47, 48, 52, 60, 65, 71, 72, 78, 80, 90, 94, 104, 117, 120, 130, 141, 142, 144, 156, 180, 188, 195, 208, 213, 234, 235, 240, 260, 282, 284, 312, 355, 360, 376, 390, 423, 426, 468, 470, 520, 564, 568, 585, 611, 624, 639, 705, 710, 720, 752, 780, 846, 852, 923, 936, 940, 1040, 1065, 1128, 1136, 1170, 1222, 1278, 1410, 1420, 1560, 1692, 1704, 1833, 1846, 1872, 1880, 2115, 2130, 2256, 2340, 2444, 2556, 2769, 2820, 2840, 3055, 3120, 3195, 3337, 3384, 3408, 3666, 3692, 3760, 4230, 4260, 4615, 4680, 4888, 5112, 5499, 5538, 5640, 5680, 6110, 6390, 6674, 6768, 7332, 7384, 8307, 8460, 8520, 9165, 9230, 9360, 9776, 10011, 10224, 10998, 11076, 11280, 12220, 12780, 13348, 13845, 14664, 14768, 16614, 16685, 16920, 17040, 18330, 18460, 20022, 21996, 22152, 24440, 25560, 26696, 27495, 27690, 29328, 30033, 33228, 33370, 33840, 36660, 36920, 40044, 41535, 43381, 43992, 44304, 48880, 50055, 51120, 53392, 54990, 55380, 60066, 66456, 66740, 73320, 73840, 80088, 83070, 86762, 87984, 100110, 109980, 110760, 120132, 130143, 132912, 133480, 146640, 150165, 160176, 166140, 173524, 200220, 216905, 219960, 221520, 240264, 260286, 266960, 300330, 332280, 347048, 390429, 400440, 433810, 439920, 480528, 520572, 600660, 650715, 664560, 694096, 780858, 800880, 867620, 1041144, 1201320, 1301430, 1561716, 1735240, 1952145, 2082288, 2402640, 2602860, 3123432, 3470480, 3904290, 5205720, 6246864, 7808580, 10411440, 15617160, 31234320]

約数ペア:

[(1, 31234320), (2, 15617160), (3, 10411440), (4, 7808580), (5, 6246864), (6, 5205720), (8, 3904290), (9, 3470480), (10, 3123432), (12, 2602860), (13, 2402640), (15, 2082288), (16, 1952145), (18, 1735240), (20, 1561716), (24, 1301430), (26, 1201320), (30, 1041144), (36, 867620), (39, 800880), (40, 780858), (45, 694096), (47, 664560), (48, 650715), (52, 600660), (60, 520572), (65, 480528), (71, 439920), (72, 433810), (78, 400440), (80, 390429), (90, 347048), (94, 332280), (104, 300330), (117, 266960), (120, 260286), (130, 240264), (141, 221520), (142, 219960), (144, 216905), (156, 200220), (180, 173524), (188, 166140), (195, 160176), (208, 150165), (213, 146640), (234, 133480), (235, 132912), (240, 130143), (260, 120132), (282, 110760), (284, 109980), (312, 100110), (355, 87984), (360, 86762), (376, 83070), (390, 80088), (423, 73840), (426, 73320), (468, 66740), (470, 66456), (520, 60066), (564, 55380), (568, 54990), (585, 53392), (611, 51120), (624, 50055), (639, 48880), (705, 44304), (710, 43992), (720, 43381), (752, 41535), (780, 40044), (846, 36920), (852, 36660), (923, 33840), (936, 33370), (940, 33228), (1040, 30033), (1065, 29328), (1128, 27690), (1136, 27495), (1170, 26696), (1222, 25560), (1278, 24440), (1410, 22152), (1420, 21996), (1560, 20022), (1692, 18460), (1704, 18330), (1833, 17040), (1846, 16920), (1872, 16685), (1880, 16614), (2115, 14768), (2130, 14664), (2256, 13845), (2340, 13348), (2444, 12780), (2556, 12220), (2769, 11280), (2820, 11076), (2840, 10998), (3055, 10224), (3120, 10011), (3195, 9776), (3337, 9360), (3384, 9230), (3408, 9165), (3666, 8520), (3692, 8460), (3760, 8307), (4230, 7384), (4260, 7332), (4615, 6768), (4680, 6674), (4888, 6390), (5112, 6110), (5499, 5680), (5538, 5640)]