391047840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{11807}}^1$

素因数の和:11851

約数の個数: 144

約数和(自身を含む): 1392588288

約数和(自身を除く): 1001540448

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 32, 36, 40, 45, 46, 48, 60, 69, 72, 80, 90, 92, 96, 115, 120, 138, 144, 160, 180, 184, 207, 230, 240, 276, 288, 345, 360, 368, 414, 460, 480, 552, 690, 720, 736, 828, 920, 1035, 1104, 1380, 1440, 1656, 1840, 2070, 2208, 2760, 3312, 3680, 4140, 5520, 6624, 8280, 11040, 11807, 16560, 23614, 33120, 35421, 47228, 59035, 70842, 94456, 106263, 118070, 141684, 177105, 188912, 212526, 236140, 271561, 283368, 354210, 377824, 425052, 472280, 531315, 543122, 566736, 708420, 814683, 850104, 944560, 1062630, 1086244, 1133472, 1357805, 1416840, 1629366, 1700208, 1889120, 2125260, 2172488, 2444049, 2715610, 2833680, 3258732, 3400416, 4073415, 4250520, 4344976, 4888098, 5431220, 5667360, 6517464, 8146830, 8501040, 8689952, 9776196, 10862440, 12220245, 13034928, 16293660, 17002080, 19552392, 21724880, 24440490, 26069856, 32587320, 39104784, 43449760, 48880980, 65174640, 78209568, 97761960, 130349280, 195523920, 391047840]

約数ペア:

[(1, 391047840), (2, 195523920), (3, 130349280), (4, 97761960), (5, 78209568), (6, 65174640), (8, 48880980), (9, 43449760), (10, 39104784), (12, 32587320), (15, 26069856), (16, 24440490), (18, 21724880), (20, 19552392), (23, 17002080), (24, 16293660), (30, 13034928), (32, 12220245), (36, 10862440), (40, 9776196), (45, 8689952), (46, 8501040), (48, 8146830), (60, 6517464), (69, 5667360), (72, 5431220), (80, 4888098), (90, 4344976), (92, 4250520), (96, 4073415), (115, 3400416), (120, 3258732), (138, 2833680), (144, 2715610), (160, 2444049), (180, 2172488), (184, 2125260), (207, 1889120), (230, 1700208), (240, 1629366), (276, 1416840), (288, 1357805), (345, 1133472), (360, 1086244), (368, 1062630), (414, 944560), (460, 850104), (480, 814683), (552, 708420), (690, 566736), (720, 543122), (736, 531315), (828, 472280), (920, 425052), (1035, 377824), (1104, 354210), (1380, 283368), (1440, 271561), (1656, 236140), (1840, 212526), (2070, 188912), (2208, 177105), (2760, 141684), (3312, 118070), (3680, 106263), (4140, 94456), (5520, 70842), (6624, 59035), (8280, 47228), (11040, 35421), (11807, 33120), (16560, 23614)]