80703540

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1607}}^1$

素因数の和:1659

約数の個数: 120

約数和(自身を含む): 261499392

約数和(自身を除く): 180795852

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 81, 90, 93, 108, 124, 135, 155, 162, 180, 186, 270, 279, 310, 324, 372, 405, 465, 540, 558, 620, 810, 837, 930, 1116, 1395, 1607, 1620, 1674, 1860, 2511, 2790, 3214, 3348, 4185, 4821, 5022, 5580, 6428, 8035, 8370, 9642, 10044, 12555, 14463, 16070, 16740, 19284, 24105, 25110, 28926, 32140, 43389, 48210, 49817, 50220, 57852, 72315, 86778, 96420, 99634, 130167, 144630, 149451, 173556, 199268, 216945, 249085, 260334, 289260, 298902, 433890, 448353, 498170, 520668, 597804, 650835, 747255, 867780, 896706, 996340, 1301670, 1345059, 1494510, 1793412, 2241765, 2603340, 2690118, 2989020, 4035177, 4483530, 5380236, 6725295, 8070354, 8967060, 13450590, 16140708, 20175885, 26901180, 40351770, 80703540]

約数ペア:

[(1, 80703540), (2, 40351770), (3, 26901180), (4, 20175885), (5, 16140708), (6, 13450590), (9, 8967060), (10, 8070354), (12, 6725295), (15, 5380236), (18, 4483530), (20, 4035177), (27, 2989020), (30, 2690118), (31, 2603340), (36, 2241765), (45, 1793412), (54, 1494510), (60, 1345059), (62, 1301670), (81, 996340), (90, 896706), (93, 867780), (108, 747255), (124, 650835), (135, 597804), (155, 520668), (162, 498170), (180, 448353), (186, 433890), (270, 298902), (279, 289260), (310, 260334), (324, 249085), (372, 216945), (405, 199268), (465, 173556), (540, 149451), (558, 144630), (620, 130167), (810, 99634), (837, 96420), (930, 86778), (1116, 72315), (1395, 57852), (1607, 50220), (1620, 49817), (1674, 48210), (1860, 43389), (2511, 32140), (2790, 28926), (3214, 25110), (3348, 24105), (4185, 19284), (4821, 16740), (5022, 16070), (5580, 14463), (6428, 12555), (8035, 10044), (8370, 9642)]