248397516

素因数分解:

$2^2\times 3^5\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1$

素因数の和:354

約数の個数: 144

約数和(自身を含む): 698600448

約数和(自身を除く): 450202932

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 41, 46, 54, 69, 81, 82, 92, 108, 123, 138, 162, 164, 207, 243, 246, 271, 276, 324, 369, 414, 486, 492, 542, 621, 738, 813, 828, 943, 972, 1084, 1107, 1242, 1476, 1626, 1863, 1886, 2214, 2439, 2484, 2829, 3252, 3321, 3726, 3772, 4428, 4878, 5589, 5658, 6233, 6642, 7317, 7452, 8487, 9756, 9963, 11111, 11178, 11316, 12466, 13284, 14634, 16974, 18699, 19926, 21951, 22222, 22356, 24932, 25461, 29268, 33333, 33948, 37398, 39852, 43902, 44444, 50922, 56097, 65853, 66666, 74796, 76383, 87804, 99999, 101844, 112194, 131706, 133332, 152766, 168291, 199998, 224388, 229149, 255553, 263412, 299997, 305532, 336582, 399996, 458298, 504873, 511106, 599994, 673164, 766659, 899991, 916596, 1009746, 1022212, 1199988, 1514619, 1533318, 1799982, 2019492, 2299977, 2699973, 3029238, 3066636, 3599964, 4599954, 5399946, 6058476, 6899931, 9199908, 10799892, 13799862, 20699793, 27599724, 41399586, 62099379, 82799172, 124198758, 248397516]

約数ペア:

[(1, 248397516), (2, 124198758), (3, 82799172), (4, 62099379), (6, 41399586), (9, 27599724), (12, 20699793), (18, 13799862), (23, 10799892), (27, 9199908), (36, 6899931), (41, 6058476), (46, 5399946), (54, 4599954), (69, 3599964), (81, 3066636), (82, 3029238), (92, 2699973), (108, 2299977), (123, 2019492), (138, 1799982), (162, 1533318), (164, 1514619), (207, 1199988), (243, 1022212), (246, 1009746), (271, 916596), (276, 899991), (324, 766659), (369, 673164), (414, 599994), (486, 511106), (492, 504873), (542, 458298), (621, 399996), (738, 336582), (813, 305532), (828, 299997), (943, 263412), (972, 255553), (1084, 229149), (1107, 224388), (1242, 199998), (1476, 168291), (1626, 152766), (1863, 133332), (1886, 131706), (2214, 112194), (2439, 101844), (2484, 99999), (2829, 87804), (3252, 76383), (3321, 74796), (3726, 66666), (3772, 65853), (4428, 56097), (4878, 50922), (5589, 44444), (5658, 43902), (6233, 39852), (6642, 37398), (7317, 33948), (7452, 33333), (8487, 29268), (9756, 25461), (9963, 24932), (11111, 22356), (11178, 22222), (11316, 21951), (12466, 19926), (13284, 18699), (14634, 16974)]