162248680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1$

素因数の和:347

約数の個数: 128

約数和(自身を含む): 427680000

約数和(自身を除く): 265431320

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 109, 110, 136, 170, 187, 199, 218, 220, 340, 374, 398, 436, 440, 545, 680, 748, 796, 872, 935, 995, 1090, 1199, 1496, 1592, 1853, 1870, 1990, 2180, 2189, 2398, 3383, 3706, 3740, 3980, 4360, 4378, 4796, 5995, 6766, 7412, 7480, 7960, 8756, 9265, 9592, 10945, 11990, 13532, 14824, 16915, 17512, 18530, 20383, 21691, 21890, 23980, 27064, 33830, 37060, 37213, 40766, 43382, 43780, 47960, 67660, 74120, 74426, 81532, 86764, 87560, 101915, 108455, 135320, 148852, 163064, 173528, 186065, 203830, 216910, 238601, 297704, 368747, 372130, 407660, 433820, 477202, 737494, 744260, 815320, 867640, 954404, 1193005, 1474988, 1488520, 1843735, 1908808, 2386010, 2949976, 3687470, 4056217, 4772020, 7374940, 8112434, 9544040, 14749880, 16224868, 20281085, 32449736, 40562170, 81124340, 162248680]

約数ペア:

[(1, 162248680), (2, 81124340), (4, 40562170), (5, 32449736), (8, 20281085), (10, 16224868), (11, 14749880), (17, 9544040), (20, 8112434), (22, 7374940), (34, 4772020), (40, 4056217), (44, 3687470), (55, 2949976), (68, 2386010), (85, 1908808), (88, 1843735), (109, 1488520), (110, 1474988), (136, 1193005), (170, 954404), (187, 867640), (199, 815320), (218, 744260), (220, 737494), (340, 477202), (374, 433820), (398, 407660), (436, 372130), (440, 368747), (545, 297704), (680, 238601), (748, 216910), (796, 203830), (872, 186065), (935, 173528), (995, 163064), (1090, 148852), (1199, 135320), (1496, 108455), (1592, 101915), (1853, 87560), (1870, 86764), (1990, 81532), (2180, 74426), (2189, 74120), (2398, 67660), (3383, 47960), (3706, 43780), (3740, 43382), (3980, 40766), (4360, 37213), (4378, 37060), (4796, 33830), (5995, 27064), (6766, 23980), (7412, 21890), (7480, 21691), (7960, 20383), (8756, 18530), (9265, 17512), (9592, 16915), (10945, 14824), (11990, 13532)]