64379280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{38321}}^1$

素因数の和:38344

約数の個数: 80

約数和(自身を含む): 228092544

約数和(自身を除く): 163713264

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, 38321, 76642, 114963, 153284, 191605, 229926, 268247, 306568, 383210, 459852, 536494, 574815, 613136, 766420, 804741, 919704, 1072988, 1149630, 1341235, 1532840, 1609482, 1839408, 2145976, 2299260, 2682470, 3065680, 3218964, 4023705, 4291952, 4598520, 5364940, 6437928, 8047410, 9197040, 10729880, 12875856, 16094820, 21459760, 32189640, 64379280]

約数ペア:

[(1, 64379280), (2, 32189640), (3, 21459760), (4, 16094820), (5, 12875856), (6, 10729880), (7, 9197040), (8, 8047410), (10, 6437928), (12, 5364940), (14, 4598520), (15, 4291952), (16, 4023705), (20, 3218964), (21, 3065680), (24, 2682470), (28, 2299260), (30, 2145976), (35, 1839408), (40, 1609482), (42, 1532840), (48, 1341235), (56, 1149630), (60, 1072988), (70, 919704), (80, 804741), (84, 766420), (105, 613136), (112, 574815), (120, 536494), (140, 459852), (168, 383210), (210, 306568), (240, 268247), (280, 229926), (336, 191605), (420, 153284), (560, 114963), (840, 76642), (1680, 38321)]