205401960

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{8269}}^1$

素因数の和:8312

約数の個数: 128

約数和(自身を含む): 714528000

約数和(自身を除く): 509126040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 54, 60, 69, 72, 90, 92, 108, 115, 120, 135, 138, 180, 184, 207, 216, 230, 270, 276, 345, 360, 414, 460, 540, 552, 621, 690, 828, 920, 1035, 1080, 1242, 1380, 1656, 2070, 2484, 2760, 3105, 4140, 4968, 6210, 8269, 8280, 12420, 16538, 24807, 24840, 33076, 41345, 49614, 66152, 74421, 82690, 99228, 124035, 148842, 165380, 190187, 198456, 223263, 248070, 297684, 330760, 372105, 380374, 446526, 496140, 570561, 595368, 744210, 760748, 893052, 950935, 992280, 1116315, 1141122, 1488420, 1521496, 1711683, 1786104, 1901870, 2232630, 2282244, 2852805, 2976840, 3423366, 3803740, 4465260, 4564488, 5135049, 5705610, 6846732, 7607480, 8558415, 8930520, 10270098, 11411220, 13693464, 17116830, 20540196, 22822440, 25675245, 34233660, 41080392, 51350490, 68467320, 102700980, 205401960]

約数ペア:

[(1, 205401960), (2, 102700980), (3, 68467320), (4, 51350490), (5, 41080392), (6, 34233660), (8, 25675245), (9, 22822440), (10, 20540196), (12, 17116830), (15, 13693464), (18, 11411220), (20, 10270098), (23, 8930520), (24, 8558415), (27, 7607480), (30, 6846732), (36, 5705610), (40, 5135049), (45, 4564488), (46, 4465260), (54, 3803740), (60, 3423366), (69, 2976840), (72, 2852805), (90, 2282244), (92, 2232630), (108, 1901870), (115, 1786104), (120, 1711683), (135, 1521496), (138, 1488420), (180, 1141122), (184, 1116315), (207, 992280), (216, 950935), (230, 893052), (270, 760748), (276, 744210), (345, 595368), (360, 570561), (414, 496140), (460, 446526), (540, 380374), (552, 372105), (621, 330760), (690, 297684), (828, 248070), (920, 223263), (1035, 198456), (1080, 190187), (1242, 165380), (1380, 148842), (1656, 124035), (2070, 99228), (2484, 82690), (2760, 74421), (3105, 66152), (4140, 49614), (4968, 41345), (6210, 33076), (8269, 24840), (8280, 24807), (12420, 16538)]