217615944

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2693}}^1$

素因数の和:2759

約数の個数: 128

約数和(自身を含む): 687939840

約数和(自身を除く): 470323896

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 37, 39, 42, 52, 56, 74, 78, 84, 91, 104, 111, 148, 156, 168, 182, 222, 259, 273, 296, 312, 364, 444, 481, 518, 546, 728, 777, 888, 962, 1036, 1092, 1443, 1554, 1924, 2072, 2184, 2693, 2886, 3108, 3367, 3848, 5386, 5772, 6216, 6734, 8079, 10101, 10772, 11544, 13468, 16158, 18851, 20202, 21544, 26936, 32316, 35009, 37702, 40404, 56553, 64632, 70018, 75404, 80808, 99641, 105027, 113106, 140036, 150808, 199282, 210054, 226212, 245063, 280072, 298923, 398564, 420108, 452424, 490126, 597846, 697487, 735189, 797128, 840216, 980252, 1195692, 1295333, 1394974, 1470378, 1960504, 2092461, 2391384, 2590666, 2789948, 2940756, 3885999, 4184922, 5181332, 5579896, 5881512, 7771998, 8369844, 9067331, 10362664, 15543996, 16739688, 18134662, 27201993, 31087992, 36269324, 54403986, 72538648, 108807972, 217615944]

約数ペア:

[(1, 217615944), (2, 108807972), (3, 72538648), (4, 54403986), (6, 36269324), (7, 31087992), (8, 27201993), (12, 18134662), (13, 16739688), (14, 15543996), (21, 10362664), (24, 9067331), (26, 8369844), (28, 7771998), (37, 5881512), (39, 5579896), (42, 5181332), (52, 4184922), (56, 3885999), (74, 2940756), (78, 2789948), (84, 2590666), (91, 2391384), (104, 2092461), (111, 1960504), (148, 1470378), (156, 1394974), (168, 1295333), (182, 1195692), (222, 980252), (259, 840216), (273, 797128), (296, 735189), (312, 697487), (364, 597846), (444, 490126), (481, 452424), (518, 420108), (546, 398564), (728, 298923), (777, 280072), (888, 245063), (962, 226212), (1036, 210054), (1092, 199282), (1443, 150808), (1554, 140036), (1924, 113106), (2072, 105027), (2184, 99641), (2693, 80808), (2886, 75404), (3108, 70018), (3367, 64632), (3848, 56553), (5386, 40404), (5772, 37702), (6216, 35009), (6734, 32316), (8079, 26936), (10101, 21544), (10772, 20202), (11544, 18851), (13468, 16158)]