280817117240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{27748727}}^1$

素因数の和:27748772

約数の個数: 64

約数和(自身を含む): 719247029760

約数和(自身を除く): 438429912520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 55, 88, 92, 110, 115, 184, 220, 230, 253, 440, 460, 506, 920, 1012, 1265, 2024, 2530, 5060, 10120, 27748727, 55497454, 110994908, 138743635, 221989816, 277487270, 305235997, 554974540, 610471994, 638220721, 1109949080, 1220943988, 1276441442, 1526179985, 2441887976, 2552882884, 3052359970, 3191103605, 5105765768, 6104719940, 6382207210, 7020427931, 12209439880, 12764414420, 14040855862, 25528828840, 28081711724, 35102139655, 56163423448, 70204279310, 140408558620, 280817117240]

約数ペア:

[(1, 280817117240), (2, 140408558620), (4, 70204279310), (5, 56163423448), (8, 35102139655), (10, 28081711724), (11, 25528828840), (20, 14040855862), (22, 12764414420), (23, 12209439880), (40, 7020427931), (44, 6382207210), (46, 6104719940), (55, 5105765768), (88, 3191103605), (92, 3052359970), (110, 2552882884), (115, 2441887976), (184, 1526179985), (220, 1276441442), (230, 1220943988), (253, 1109949080), (440, 638220721), (460, 610471994), (506, 554974540), (920, 305235997), (1012, 277487270), (1265, 221989816), (2024, 138743635), (2530, 110994908), (5060, 55497454), (10120, 27748727)]