520418520

素因数分解:

$2^3\times 3^9\times 5^1\times {\mathrm{661}}^1$

素因数の和:699

約数の個数: 160

約数和(自身を含む): 1759039920

約数和(自身を除く): 1238621400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 243, 270, 324, 360, 405, 486, 540, 648, 661, 729, 810, 972, 1080, 1215, 1322, 1458, 1620, 1944, 1983, 2187, 2430, 2644, 2916, 3240, 3305, 3645, 3966, 4374, 4860, 5288, 5832, 5949, 6561, 6610, 7290, 7932, 8748, 9720, 9915, 10935, 11898, 13122, 13220, 14580, 15864, 17496, 17847, 19683, 19830, 21870, 23796, 26244, 26440, 29160, 29745, 32805, 35694, 39366, 39660, 43740, 47592, 52488, 53541, 59490, 65610, 71388, 78732, 79320, 87480, 89235, 98415, 107082, 118980, 131220, 142776, 157464, 160623, 178470, 196830, 214164, 237960, 262440, 267705, 321246, 356940, 393660, 428328, 481869, 535410, 642492, 713880, 787320, 803115, 963738, 1070820, 1284984, 1445607, 1606230, 1927476, 2141640, 2409345, 2891214, 3212460, 3854952, 4336821, 4818690, 5782428, 6424920, 7228035, 8673642, 9637380, 11564856, 13010463, 14456070, 17347284, 19274760, 21684105, 26020926, 28912140, 34694568, 43368210, 52041852, 57824280, 65052315, 86736420, 104083704, 130104630, 173472840, 260209260, 520418520]

約数ペア:

[(1, 520418520), (2, 260209260), (3, 173472840), (4, 130104630), (5, 104083704), (6, 86736420), (8, 65052315), (9, 57824280), (10, 52041852), (12, 43368210), (15, 34694568), (18, 28912140), (20, 26020926), (24, 21684105), (27, 19274760), (30, 17347284), (36, 14456070), (40, 13010463), (45, 11564856), (54, 9637380), (60, 8673642), (72, 7228035), (81, 6424920), (90, 5782428), (108, 4818690), (120, 4336821), (135, 3854952), (162, 3212460), (180, 2891214), (216, 2409345), (243, 2141640), (270, 1927476), (324, 1606230), (360, 1445607), (405, 1284984), (486, 1070820), (540, 963738), (648, 803115), (661, 787320), (729, 713880), (810, 642492), (972, 535410), (1080, 481869), (1215, 428328), (1322, 393660), (1458, 356940), (1620, 321246), (1944, 267705), (1983, 262440), (2187, 237960), (2430, 214164), (2644, 196830), (2916, 178470), (3240, 160623), (3305, 157464), (3645, 142776), (3966, 131220), (4374, 118980), (4860, 107082), (5288, 98415), (5832, 89235), (5949, 87480), (6561, 79320), (6610, 78732), (7290, 71388), (7932, 65610), (8748, 59490), (9720, 53541), (9915, 52488), (10935, 47592), (11898, 43740), (13122, 39660), (13220, 39366), (14580, 35694), (15864, 32805), (17496, 29745), (17847, 29160), (19683, 26440), (19830, 26244), (21870, 23796)]