51861240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2029}}^1$

素因数の和:2117

約数の個数: 96

約数和(自身を含む): 171007200

約数和(自身を除く): 119145960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 71, 72, 90, 120, 142, 180, 213, 284, 355, 360, 426, 568, 639, 710, 852, 1065, 1278, 1420, 1704, 2029, 2130, 2556, 2840, 3195, 4058, 4260, 5112, 6087, 6390, 8116, 8520, 10145, 12174, 12780, 16232, 18261, 20290, 24348, 25560, 30435, 36522, 40580, 48696, 60870, 73044, 81160, 91305, 121740, 144059, 146088, 182610, 243480, 288118, 365220, 432177, 576236, 720295, 730440, 864354, 1152472, 1296531, 1440590, 1728708, 2160885, 2593062, 2881180, 3457416, 4321770, 5186124, 5762360, 6482655, 8643540, 10372248, 12965310, 17287080, 25930620, 51861240]

約数ペア:

[(1, 51861240), (2, 25930620), (3, 17287080), (4, 12965310), (5, 10372248), (6, 8643540), (8, 6482655), (9, 5762360), (10, 5186124), (12, 4321770), (15, 3457416), (18, 2881180), (20, 2593062), (24, 2160885), (30, 1728708), (36, 1440590), (40, 1296531), (45, 1152472), (60, 864354), (71, 730440), (72, 720295), (90, 576236), (120, 432177), (142, 365220), (180, 288118), (213, 243480), (284, 182610), (355, 146088), (360, 144059), (426, 121740), (568, 91305), (639, 81160), (710, 73044), (852, 60870), (1065, 48696), (1278, 40580), (1420, 36522), (1704, 30435), (2029, 25560), (2130, 24348), (2556, 20290), (2840, 18261), (3195, 16232), (4058, 12780), (4260, 12174), (5112, 10145), (6087, 8520), (6390, 8116)]