68657400

素因数分解:

$2^3\times 3^2\times 5^2\times 7^1\times {\mathrm{5449}}^1$

素因数の和:5478

約数の個数: 144

約数和(自身を含む): 263562000

約数和(自身を除く): 194904600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 25, 28, 30, 35, 36, 40, 42, 45, 50, 56, 60, 63, 70, 72, 75, 84, 90, 100, 105, 120, 126, 140, 150, 168, 175, 180, 200, 210, 225, 252, 280, 300, 315, 350, 360, 420, 450, 504, 525, 600, 630, 700, 840, 900, 1050, 1260, 1400, 1575, 1800, 2100, 2520, 3150, 4200, 5449, 6300, 10898, 12600, 16347, 21796, 27245, 32694, 38143, 43592, 49041, 54490, 65388, 76286, 81735, 98082, 108980, 114429, 130776, 136225, 152572, 163470, 190715, 196164, 217960, 228858, 245205, 272450, 305144, 326940, 343287, 381430, 392328, 408675, 457716, 490410, 544900, 572145, 653880, 686574, 762860, 817350, 915432, 953575, 980820, 1089800, 1144290, 1226025, 1373148, 1525720, 1634700, 1716435, 1907150, 1961640, 2288580, 2452050, 2746296, 2860725, 3269400, 3432870, 3814300, 4577160, 4904100, 5721450, 6865740, 7628600, 8582175, 9808200, 11442900, 13731480, 17164350, 22885800, 34328700, 68657400]

約数ペア:

[(1, 68657400), (2, 34328700), (3, 22885800), (4, 17164350), (5, 13731480), (6, 11442900), (7, 9808200), (8, 8582175), (9, 7628600), (10, 6865740), (12, 5721450), (14, 4904100), (15, 4577160), (18, 3814300), (20, 3432870), (21, 3269400), (24, 2860725), (25, 2746296), (28, 2452050), (30, 2288580), (35, 1961640), (36, 1907150), (40, 1716435), (42, 1634700), (45, 1525720), (50, 1373148), (56, 1226025), (60, 1144290), (63, 1089800), (70, 980820), (72, 953575), (75, 915432), (84, 817350), (90, 762860), (100, 686574), (105, 653880), (120, 572145), (126, 544900), (140, 490410), (150, 457716), (168, 408675), (175, 392328), (180, 381430), (200, 343287), (210, 326940), (225, 305144), (252, 272450), (280, 245205), (300, 228858), (315, 217960), (350, 196164), (360, 190715), (420, 163470), (450, 152572), (504, 136225), (525, 130776), (600, 114429), (630, 108980), (700, 98082), (840, 81735), (900, 76286), (1050, 65388), (1260, 54490), (1400, 49041), (1575, 43592), (1800, 38143), (2100, 32694), (2520, 27245), (3150, 21796), (4200, 16347), (5449, 12600), (6300, 10898)]