161875740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:212

約数の個数: 192

約数和(自身を含む): 514805760

約数和(自身を除く): 352930020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 37, 39, 52, 60, 65, 71, 74, 78, 79, 111, 130, 142, 148, 156, 158, 185, 195, 213, 222, 237, 260, 284, 316, 355, 370, 390, 395, 426, 444, 474, 481, 555, 710, 740, 780, 790, 852, 923, 948, 962, 1027, 1065, 1110, 1185, 1420, 1443, 1580, 1846, 1924, 2054, 2130, 2220, 2370, 2405, 2627, 2769, 2886, 2923, 3081, 3692, 4108, 4260, 4615, 4740, 4810, 5135, 5254, 5538, 5609, 5772, 5846, 6162, 7215, 7881, 8769, 9230, 9620, 10270, 10508, 11076, 11218, 11692, 12324, 13135, 13845, 14430, 14615, 15405, 15762, 16827, 17538, 18460, 20540, 22436, 26270, 27690, 28045, 28860, 29230, 30810, 31524, 33654, 34151, 35076, 37999, 39405, 43845, 52540, 55380, 56090, 58460, 61620, 67308, 68302, 72917, 75998, 78810, 84135, 87690, 102453, 112180, 113997, 136604, 145834, 151996, 157620, 168270, 170755, 175380, 189995, 204906, 207533, 218751, 227994, 291668, 336540, 341510, 364585, 379990, 409812, 415066, 437502, 455988, 512265, 569985, 622599, 683020, 729170, 759980, 830132, 875004, 1024530, 1037665, 1093755, 1139970, 1245198, 1458340, 2049060, 2075330, 2187510, 2279940, 2490396, 2697929, 3112995, 4150660, 4375020, 5395858, 6225990, 8093787, 10791716, 12451980, 13489645, 16187574, 26979290, 32375148, 40468935, 53958580, 80937870, 161875740]

約数ペア:

[(1, 161875740), (2, 80937870), (3, 53958580), (4, 40468935), (5, 32375148), (6, 26979290), (10, 16187574), (12, 13489645), (13, 12451980), (15, 10791716), (20, 8093787), (26, 6225990), (30, 5395858), (37, 4375020), (39, 4150660), (52, 3112995), (60, 2697929), (65, 2490396), (71, 2279940), (74, 2187510), (78, 2075330), (79, 2049060), (111, 1458340), (130, 1245198), (142, 1139970), (148, 1093755), (156, 1037665), (158, 1024530), (185, 875004), (195, 830132), (213, 759980), (222, 729170), (237, 683020), (260, 622599), (284, 569985), (316, 512265), (355, 455988), (370, 437502), (390, 415066), (395, 409812), (426, 379990), (444, 364585), (474, 341510), (481, 336540), (555, 291668), (710, 227994), (740, 218751), (780, 207533), (790, 204906), (852, 189995), (923, 175380), (948, 170755), (962, 168270), (1027, 157620), (1065, 151996), (1110, 145834), (1185, 136604), (1420, 113997), (1443, 112180), (1580, 102453), (1846, 87690), (1924, 84135), (2054, 78810), (2130, 75998), (2220, 72917), (2370, 68302), (2405, 67308), (2627, 61620), (2769, 58460), (2886, 56090), (2923, 55380), (3081, 52540), (3692, 43845), (4108, 39405), (4260, 37999), (4615, 35076), (4740, 34151), (4810, 33654), (5135, 31524), (5254, 30810), (5538, 29230), (5609, 28860), (5772, 28045), (5846, 27690), (6162, 26270), (7215, 22436), (7881, 20540), (8769, 18460), (9230, 17538), (9620, 16827), (10270, 15762), (10508, 15405), (11076, 14615), (11218, 14430), (11692, 13845), (12324, 13135)]