326795280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{194521}}^1$

素因数の和:194544

約数の個数: 80

約数和(自身を含む): 1157794944

約数和(自身を除く): 830999664

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 194521, 389042, 583563, 778084, 972605, 1167126, 1361647, 1556168, 1945210, 2334252, 2723294, 2917815, 3112336, 3890420, 4084941, 4668504, 5446588, 5835630, 6808235, 7780840, 8169882, 9337008, 10893176, 11671260, 13616470, 15561680, 16339764, 20424705, 21786352, 23342520, 27232940, 32679528, 40849410, 46685040, 54465880, 65359056, 81698820, 108931760, 163397640, 326795280]

約数ペア:

[(1, 326795280), (2, 163397640), (3, 108931760), (4, 81698820), (5, 65359056), (6, 54465880), (7, 46685040), (8, 40849410), (10, 32679528), (12, 27232940), (14, 23342520), (15, 21786352), (16, 20424705), (20, 16339764), (21, 15561680), (24, 13616470), (28, 11671260), (30, 10893176), (35, 9337008), (40, 8169882), (42, 7780840), (48, 6808235), (56, 5835630), (60, 5446588), (70, 4668504), (80, 4084941), (84, 3890420), (105, 3112336), (112, 2917815), (120, 2723294), (140, 2334252), (168, 1945210), (210, 1556168), (240, 1361647), (280, 1167126), (336, 972605), (420, 778084), (560, 583563), (840, 389042), (1680, 194521)]