255924220

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:331

約数の個数: 96

約数和(自身を含む): 587575296

約数和(自身を除く): 331651076

約数列:

[1, 2, 4, 5, 10, 20, 23, 31, 46, 62, 92, 115, 124, 131, 137, 155, 230, 262, 274, 310, 460, 524, 548, 620, 655, 685, 713, 1310, 1370, 1426, 2620, 2740, 2852, 3013, 3151, 3565, 4061, 4247, 6026, 6302, 7130, 8122, 8494, 12052, 12604, 14260, 15065, 15755, 16244, 16988, 17947, 20305, 21235, 30130, 31510, 35894, 40610, 42470, 60260, 63020, 71788, 81220, 84940, 89735, 93403, 97681, 179470, 186806, 195362, 358940, 373612, 390724, 412781, 467015, 488405, 556357, 825562, 934030, 976810, 1112714, 1651124, 1868060, 1953620, 2063905, 2225428, 2781785, 4127810, 5563570, 8255620, 11127140, 12796211, 25592422, 51184844, 63981055, 127962110, 255924220]

約数ペア:

[(1, 255924220), (2, 127962110), (4, 63981055), (5, 51184844), (10, 25592422), (20, 12796211), (23, 11127140), (31, 8255620), (46, 5563570), (62, 4127810), (92, 2781785), (115, 2225428), (124, 2063905), (131, 1953620), (137, 1868060), (155, 1651124), (230, 1112714), (262, 976810), (274, 934030), (310, 825562), (460, 556357), (524, 488405), (548, 467015), (620, 412781), (655, 390724), (685, 373612), (713, 358940), (1310, 195362), (1370, 186806), (1426, 179470), (2620, 97681), (2740, 93403), (2852, 89735), (3013, 84940), (3151, 81220), (3565, 71788), (4061, 63020), (4247, 60260), (6026, 42470), (6302, 40610), (7130, 35894), (8122, 31510), (8494, 30130), (12052, 21235), (12604, 20305), (14260, 17947), (15065, 16988), (15755, 16244)]