31717140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:226

約数の個数: 192

約数和(自身を含む): 112971264

約数和(自身を除く): 81254124

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 37, 39, 42, 52, 60, 65, 70, 74, 78, 84, 91, 105, 111, 130, 140, 148, 156, 157, 182, 185, 195, 210, 222, 259, 260, 273, 314, 364, 370, 390, 420, 444, 455, 471, 481, 518, 546, 555, 628, 740, 777, 780, 785, 910, 942, 962, 1036, 1092, 1099, 1110, 1295, 1365, 1443, 1554, 1570, 1820, 1884, 1924, 2041, 2198, 2220, 2355, 2405, 2590, 2730, 2886, 3108, 3140, 3297, 3367, 3885, 4082, 4396, 4710, 4810, 5180, 5460, 5495, 5772, 5809, 6123, 6594, 6734, 7215, 7770, 8164, 9420, 9620, 10101, 10205, 10990, 11618, 12246, 13188, 13468, 14287, 14430, 15540, 16485, 16835, 17427, 20202, 20410, 21980, 23236, 24492, 28574, 28860, 29045, 30615, 32970, 33670, 34854, 40404, 40663, 40820, 42861, 50505, 57148, 58090, 61230, 65940, 67340, 69708, 71435, 75517, 81326, 85722, 87135, 101010, 116180, 121989, 122460, 142870, 151034, 162652, 171444, 174270, 202020, 203315, 214305, 226551, 243978, 285740, 302068, 348540, 377585, 406630, 428610, 453102, 487956, 528619, 609945, 755170, 813260, 857220, 906204, 1057238, 1132755, 1219890, 1510340, 1585857, 2114476, 2265510, 2439780, 2643095, 3171714, 4531020, 5286190, 6343428, 7929285, 10572380, 15858570, 31717140]

約数ペア:

[(1, 31717140), (2, 15858570), (3, 10572380), (4, 7929285), (5, 6343428), (6, 5286190), (7, 4531020), (10, 3171714), (12, 2643095), (13, 2439780), (14, 2265510), (15, 2114476), (20, 1585857), (21, 1510340), (26, 1219890), (28, 1132755), (30, 1057238), (35, 906204), (37, 857220), (39, 813260), (42, 755170), (52, 609945), (60, 528619), (65, 487956), (70, 453102), (74, 428610), (78, 406630), (84, 377585), (91, 348540), (105, 302068), (111, 285740), (130, 243978), (140, 226551), (148, 214305), (156, 203315), (157, 202020), (182, 174270), (185, 171444), (195, 162652), (210, 151034), (222, 142870), (259, 122460), (260, 121989), (273, 116180), (314, 101010), (364, 87135), (370, 85722), (390, 81326), (420, 75517), (444, 71435), (455, 69708), (471, 67340), (481, 65940), (518, 61230), (546, 58090), (555, 57148), (628, 50505), (740, 42861), (777, 40820), (780, 40663), (785, 40404), (910, 34854), (942, 33670), (962, 32970), (1036, 30615), (1092, 29045), (1099, 28860), (1110, 28574), (1295, 24492), (1365, 23236), (1443, 21980), (1554, 20410), (1570, 20202), (1820, 17427), (1884, 16835), (1924, 16485), (2041, 15540), (2198, 14430), (2220, 14287), (2355, 13468), (2405, 13188), (2590, 12246), (2730, 11618), (2886, 10990), (3108, 10205), (3140, 10101), (3297, 9620), (3367, 9420), (3885, 8164), (4082, 7770), (4396, 7215), (4710, 6734), (4810, 6594), (5180, 6123), (5460, 5809), (5495, 5772)]