26761320

素因数分解:

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

素因数の和:440

約数の個数: 128

約数和(自身を含む): 90720000

約数和(自身を除く): 63958680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 71, 72, 90, 108, 120, 135, 142, 180, 213, 216, 270, 284, 349, 355, 360, 426, 540, 568, 639, 698, 710, 852, 1047, 1065, 1080, 1278, 1396, 1420, 1704, 1745, 1917, 2094, 2130, 2556, 2792, 2840, 3141, 3195, 3490, 3834, 4188, 4260, 5112, 5235, 6282, 6390, 6980, 7668, 8376, 8520, 9423, 9585, 10470, 12564, 12780, 13960, 15336, 15705, 18846, 19170, 20940, 24779, 25128, 25560, 31410, 37692, 38340, 41880, 47115, 49558, 62820, 74337, 75384, 76680, 94230, 99116, 123895, 125640, 148674, 188460, 198232, 223011, 247790, 297348, 371685, 376920, 446022, 495580, 594696, 669033, 743370, 892044, 991160, 1115055, 1338066, 1486740, 1784088, 2230110, 2676132, 2973480, 3345165, 4460220, 5352264, 6690330, 8920440, 13380660, 26761320]

約数ペア:

[(1, 26761320), (2, 13380660), (3, 8920440), (4, 6690330), (5, 5352264), (6, 4460220), (8, 3345165), (9, 2973480), (10, 2676132), (12, 2230110), (15, 1784088), (18, 1486740), (20, 1338066), (24, 1115055), (27, 991160), (30, 892044), (36, 743370), (40, 669033), (45, 594696), (54, 495580), (60, 446022), (71, 376920), (72, 371685), (90, 297348), (108, 247790), (120, 223011), (135, 198232), (142, 188460), (180, 148674), (213, 125640), (216, 123895), (270, 99116), (284, 94230), (349, 76680), (355, 75384), (360, 74337), (426, 62820), (540, 49558), (568, 47115), (639, 41880), (698, 38340), (710, 37692), (852, 31410), (1047, 25560), (1065, 25128), (1080, 24779), (1278, 20940), (1396, 19170), (1420, 18846), (1704, 15705), (1745, 15336), (1917, 13960), (2094, 12780), (2130, 12564), (2556, 10470), (2792, 9585), (2840, 9423), (3141, 8520), (3195, 8376), (3490, 7668), (3834, 6980), (4188, 6390), (4260, 6282), (5112, 5235)]