31474170

素因数分解:

$2^1\times 3^4\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1$

素因数の和:107

約数の個数: 240

約数和(自身を含む): 107758728

約数和(自身を除く): 76284558

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 27, 30, 35, 39, 42, 45, 49, 54, 61, 63, 65, 70, 78, 81, 90, 91, 98, 105, 117, 122, 126, 130, 135, 147, 162, 182, 183, 189, 195, 210, 234, 245, 270, 273, 294, 305, 315, 351, 366, 378, 390, 405, 427, 441, 455, 490, 546, 549, 567, 585, 610, 630, 637, 702, 735, 793, 810, 819, 854, 882, 910, 915, 945, 1053, 1098, 1134, 1170, 1274, 1281, 1323, 1365, 1470, 1586, 1638, 1647, 1755, 1830, 1890, 1911, 2106, 2135, 2205, 2379, 2457, 2562, 2646, 2730, 2745, 2835, 2989, 3185, 3294, 3510, 3822, 3843, 3965, 3969, 4095, 4270, 4410, 4758, 4914, 4941, 5265, 5490, 5551, 5670, 5733, 5978, 6370, 6405, 6615, 7137, 7371, 7686, 7930, 7938, 8190, 8235, 8967, 9555, 9882, 10530, 11102, 11466, 11529, 11895, 12285, 12810, 13230, 14274, 14742, 14945, 16470, 16653, 17199, 17934, 19110, 19215, 19845, 21411, 23058, 23790, 24570, 24705, 26901, 27755, 28665, 29890, 33306, 34398, 34587, 35685, 36855, 38430, 38857, 39690, 42822, 44835, 49410, 49959, 51597, 53802, 55510, 57330, 57645, 64233, 69174, 71370, 73710, 77714, 80703, 83265, 85995, 89670, 99918, 103194, 107055, 115290, 116571, 128466, 134505, 149877, 161406, 166530, 171990, 172935, 194285, 214110, 233142, 242109, 249795, 257985, 269010, 299754, 321165, 345870, 349713, 388570, 403515, 449631, 484218, 499590, 515970, 582855, 642330, 699426, 749385, 807030, 899262, 1049139, 1165710, 1210545, 1498770, 1748565, 2098278, 2248155, 2421090, 3147417, 3497130, 4496310, 5245695, 6294834, 10491390, 15737085, 31474170]

約数ペア:

[(1, 31474170), (2, 15737085), (3, 10491390), (5, 6294834), (6, 5245695), (7, 4496310), (9, 3497130), (10, 3147417), (13, 2421090), (14, 2248155), (15, 2098278), (18, 1748565), (21, 1498770), (26, 1210545), (27, 1165710), (30, 1049139), (35, 899262), (39, 807030), (42, 749385), (45, 699426), (49, 642330), (54, 582855), (61, 515970), (63, 499590), (65, 484218), (70, 449631), (78, 403515), (81, 388570), (90, 349713), (91, 345870), (98, 321165), (105, 299754), (117, 269010), (122, 257985), (126, 249795), (130, 242109), (135, 233142), (147, 214110), (162, 194285), (182, 172935), (183, 171990), (189, 166530), (195, 161406), (210, 149877), (234, 134505), (245, 128466), (270, 116571), (273, 115290), (294, 107055), (305, 103194), (315, 99918), (351, 89670), (366, 85995), (378, 83265), (390, 80703), (405, 77714), (427, 73710), (441, 71370), (455, 69174), (490, 64233), (546, 57645), (549, 57330), (567, 55510), (585, 53802), (610, 51597), (630, 49959), (637, 49410), (702, 44835), (735, 42822), (793, 39690), (810, 38857), (819, 38430), (854, 36855), (882, 35685), (910, 34587), (915, 34398), (945, 33306), (1053, 29890), (1098, 28665), (1134, 27755), (1170, 26901), (1274, 24705), (1281, 24570), (1323, 23790), (1365, 23058), (1470, 21411), (1586, 19845), (1638, 19215), (1647, 19110), (1755, 17934), (1830, 17199), (1890, 16653), (1911, 16470), (2106, 14945), (2135, 14742), (2205, 14274), (2379, 13230), (2457, 12810), (2562, 12285), (2646, 11895), (2730, 11529), (2745, 11466), (2835, 11102), (2989, 10530), (3185, 9882), (3294, 9555), (3510, 8967), (3822, 8235), (3843, 8190), (3965, 7938), (3969, 7930), (4095, 7686), (4270, 7371), (4410, 7137), (4758, 6615), (4914, 6405), (4941, 6370), (5265, 5978), (5490, 5733), (5551, 5670)]