128860128

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23549}}^1$

素因数の和:23584

約数の個数: 72

約数和(自身を含む): 385749000

約数和(自身を除く): 256888872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 72, 76, 96, 114, 144, 152, 171, 228, 288, 304, 342, 456, 608, 684, 912, 1368, 1824, 2736, 5472, 23549, 47098, 70647, 94196, 141294, 188392, 211941, 282588, 376784, 423882, 447431, 565176, 753568, 847764, 894862, 1130352, 1342293, 1695528, 1789724, 2260704, 2684586, 3391056, 3579448, 4026879, 5369172, 6782112, 7158896, 8053758, 10738344, 14317792, 16107516, 21476688, 32215032, 42953376, 64430064, 128860128]

約数ペア:

[(1, 128860128), (2, 64430064), (3, 42953376), (4, 32215032), (6, 21476688), (8, 16107516), (9, 14317792), (12, 10738344), (16, 8053758), (18, 7158896), (19, 6782112), (24, 5369172), (32, 4026879), (36, 3579448), (38, 3391056), (48, 2684586), (57, 2260704), (72, 1789724), (76, 1695528), (96, 1342293), (114, 1130352), (144, 894862), (152, 847764), (171, 753568), (228, 565176), (288, 447431), (304, 423882), (342, 376784), (456, 282588), (608, 211941), (684, 188392), (912, 141294), (1368, 94196), (1824, 70647), (2736, 47098), (5472, 23549)]