131828880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{409}}^1$

素因数の和:521

約数の個数: 160

約数和(自身を含む): 439257600

約数和(自身を除く): 307428720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 79, 80, 85, 102, 120, 136, 158, 170, 204, 237, 240, 255, 272, 316, 340, 395, 408, 409, 474, 510, 632, 680, 790, 816, 818, 948, 1020, 1185, 1227, 1264, 1343, 1360, 1580, 1636, 1896, 2040, 2045, 2370, 2454, 2686, 3160, 3272, 3792, 4029, 4080, 4090, 4740, 4908, 5372, 6135, 6320, 6544, 6715, 6953, 8058, 8180, 9480, 9816, 10744, 12270, 13430, 13906, 16116, 16360, 18960, 19632, 20145, 20859, 21488, 24540, 26860, 27812, 32232, 32311, 32720, 34765, 40290, 41718, 49080, 53720, 55624, 64464, 64622, 69530, 80580, 83436, 96933, 98160, 104295, 107440, 111248, 129244, 139060, 161160, 161555, 166872, 193866, 208590, 258488, 278120, 322320, 323110, 333744, 387732, 417180, 484665, 516976, 549287, 556240, 646220, 775464, 834360, 969330, 1098574, 1292440, 1550928, 1647861, 1668720, 1938660, 2197148, 2584880, 2746435, 3295722, 3877320, 4394296, 5492870, 6591444, 7754640, 8239305, 8788592, 10985740, 13182888, 16478610, 21971480, 26365776, 32957220, 43942960, 65914440, 131828880]

約数ペア:

[(1, 131828880), (2, 65914440), (3, 43942960), (4, 32957220), (5, 26365776), (6, 21971480), (8, 16478610), (10, 13182888), (12, 10985740), (15, 8788592), (16, 8239305), (17, 7754640), (20, 6591444), (24, 5492870), (30, 4394296), (34, 3877320), (40, 3295722), (48, 2746435), (51, 2584880), (60, 2197148), (68, 1938660), (79, 1668720), (80, 1647861), (85, 1550928), (102, 1292440), (120, 1098574), (136, 969330), (158, 834360), (170, 775464), (204, 646220), (237, 556240), (240, 549287), (255, 516976), (272, 484665), (316, 417180), (340, 387732), (395, 333744), (408, 323110), (409, 322320), (474, 278120), (510, 258488), (632, 208590), (680, 193866), (790, 166872), (816, 161555), (818, 161160), (948, 139060), (1020, 129244), (1185, 111248), (1227, 107440), (1264, 104295), (1343, 98160), (1360, 96933), (1580, 83436), (1636, 80580), (1896, 69530), (2040, 64622), (2045, 64464), (2370, 55624), (2454, 53720), (2686, 49080), (3160, 41718), (3272, 40290), (3792, 34765), (4029, 32720), (4080, 32311), (4090, 32232), (4740, 27812), (4908, 26860), (5372, 24540), (6135, 21488), (6320, 20859), (6544, 20145), (6715, 19632), (6953, 18960), (8058, 16360), (8180, 16116), (9480, 13906), (9816, 13430), (10744, 12270)]