8920440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{349}}^1$

素因数の和:437

約数の個数: 96

約数和(自身を含む): 29484000

約数和(自身を除く): 20563560

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, 349, 355, 360, 426, 568, 639, 698, 710, 852, 1047, 1065, 1278, 1396, 1420, 1704, 1745, 2094, 2130, 2556, 2792, 2840, 3141, 3195, 3490, 4188, 4260, 5112, 5235, 6282, 6390, 6980, 8376, 8520, 10470, 12564, 12780, 13960, 15705, 20940, 24779, 25128, 25560, 31410, 41880, 49558, 62820, 74337, 99116, 123895, 125640, 148674, 198232, 223011, 247790, 297348, 371685, 446022, 495580, 594696, 743370, 892044, 991160, 1115055, 1486740, 1784088, 2230110, 2973480, 4460220, 8920440]

約数ペア:

[(1, 8920440), (2, 4460220), (3, 2973480), (4, 2230110), (5, 1784088), (6, 1486740), (8, 1115055), (9, 991160), (10, 892044), (12, 743370), (15, 594696), (18, 495580), (20, 446022), (24, 371685), (30, 297348), (36, 247790), (40, 223011), (45, 198232), (60, 148674), (71, 125640), (72, 123895), (90, 99116), (120, 74337), (142, 62820), (180, 49558), (213, 41880), (284, 31410), (349, 25560), (355, 25128), (360, 24779), (426, 20940), (568, 15705), (639, 13960), (698, 12780), (710, 12564), (852, 10470), (1047, 8520), (1065, 8376), (1278, 6980), (1396, 6390), (1420, 6282), (1704, 5235), (1745, 5112), (2094, 4260), (2130, 4188), (2556, 3490), (2792, 3195), (2840, 3141)]