61440390

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{151}}^1$

素因数の和:315

約数の個数: 128

約数和(自身を含む): 181232640

約数和(自身を除く): 119792250

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 33, 45, 54, 55, 66, 90, 99, 110, 135, 137, 151, 165, 198, 270, 274, 297, 302, 330, 411, 453, 495, 594, 685, 755, 822, 906, 990, 1233, 1359, 1370, 1485, 1507, 1510, 1661, 2055, 2265, 2466, 2718, 2970, 3014, 3322, 3699, 4077, 4110, 4521, 4530, 4983, 6165, 6795, 7398, 7535, 8154, 8305, 9042, 9966, 12330, 13563, 13590, 14949, 15070, 16610, 18495, 20385, 20687, 22605, 24915, 27126, 29898, 36990, 40689, 40770, 41374, 44847, 45210, 49830, 62061, 67815, 74745, 81378, 89694, 103435, 124122, 135630, 149490, 186183, 203445, 206870, 224235, 227557, 310305, 372366, 406890, 448470, 455114, 558549, 620610, 682671, 930915, 1117098, 1137785, 1365342, 1861830, 2048013, 2275570, 2792745, 3413355, 4096026, 5585490, 6144039, 6826710, 10240065, 12288078, 20480130, 30720195, 61440390]

約数ペア:

[(1, 61440390), (2, 30720195), (3, 20480130), (5, 12288078), (6, 10240065), (9, 6826710), (10, 6144039), (11, 5585490), (15, 4096026), (18, 3413355), (22, 2792745), (27, 2275570), (30, 2048013), (33, 1861830), (45, 1365342), (54, 1137785), (55, 1117098), (66, 930915), (90, 682671), (99, 620610), (110, 558549), (135, 455114), (137, 448470), (151, 406890), (165, 372366), (198, 310305), (270, 227557), (274, 224235), (297, 206870), (302, 203445), (330, 186183), (411, 149490), (453, 135630), (495, 124122), (594, 103435), (685, 89694), (755, 81378), (822, 74745), (906, 67815), (990, 62061), (1233, 49830), (1359, 45210), (1370, 44847), (1485, 41374), (1507, 40770), (1510, 40689), (1661, 36990), (2055, 29898), (2265, 27126), (2466, 24915), (2718, 22605), (2970, 20687), (3014, 20385), (3322, 18495), (3699, 16610), (4077, 15070), (4110, 14949), (4521, 13590), (4530, 13563), (4983, 12330), (6165, 9966), (6795, 9042), (7398, 8305), (7535, 8154)]