770581880

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{659}}^1$

素因数の和:765

約数の個数: 128

約数和(自身を含む): 1916006400

約数和(自身を除く): 1145424520

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 31, 40, 41, 46, 62, 82, 92, 115, 124, 155, 164, 184, 205, 230, 248, 310, 328, 410, 460, 620, 659, 713, 820, 920, 943, 1240, 1271, 1318, 1426, 1640, 1886, 2542, 2636, 2852, 3295, 3565, 3772, 4715, 5084, 5272, 5704, 6355, 6590, 7130, 7544, 9430, 10168, 12710, 13180, 14260, 15157, 18860, 20429, 25420, 26360, 27019, 28520, 29233, 30314, 37720, 40858, 50840, 54038, 58466, 60628, 75785, 81716, 102145, 108076, 116932, 121256, 135095, 146165, 151570, 163432, 204290, 216152, 233864, 270190, 292330, 303140, 408580, 469867, 540380, 584660, 606280, 621437, 817160, 837589, 939734, 1080760, 1169320, 1242874, 1675178, 1879468, 2349335, 2485748, 3107185, 3350356, 3758936, 4187945, 4698670, 4971496, 6214370, 6700712, 8375890, 9397340, 12428740, 16751780, 18794680, 19264547, 24857480, 33503560, 38529094, 77058188, 96322735, 154116376, 192645470, 385290940, 770581880]

約数ペア:

[(1, 770581880), (2, 385290940), (4, 192645470), (5, 154116376), (8, 96322735), (10, 77058188), (20, 38529094), (23, 33503560), (31, 24857480), (40, 19264547), (41, 18794680), (46, 16751780), (62, 12428740), (82, 9397340), (92, 8375890), (115, 6700712), (124, 6214370), (155, 4971496), (164, 4698670), (184, 4187945), (205, 3758936), (230, 3350356), (248, 3107185), (310, 2485748), (328, 2349335), (410, 1879468), (460, 1675178), (620, 1242874), (659, 1169320), (713, 1080760), (820, 939734), (920, 837589), (943, 817160), (1240, 621437), (1271, 606280), (1318, 584660), (1426, 540380), (1640, 469867), (1886, 408580), (2542, 303140), (2636, 292330), (2852, 270190), (3295, 233864), (3565, 216152), (3772, 204290), (4715, 163432), (5084, 151570), (5272, 146165), (5704, 135095), (6355, 121256), (6590, 116932), (7130, 108076), (7544, 102145), (9430, 81716), (10168, 75785), (12710, 60628), (13180, 58466), (14260, 54038), (15157, 50840), (18860, 40858), (20429, 37720), (25420, 30314), (26360, 29233), (27019, 28520)]