642266928

素因数分解:

$2^4\times 3^3\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{241}}^1$

素因数の和:488

約数の個数: 160

約数和(自身を含む): 1920512000

約数和(自身を除く): 1278245072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 36, 48, 54, 62, 72, 93, 108, 124, 144, 186, 199, 216, 241, 248, 279, 372, 398, 432, 482, 496, 558, 597, 723, 744, 796, 837, 964, 1116, 1194, 1446, 1488, 1592, 1674, 1791, 1928, 2169, 2232, 2388, 2892, 3184, 3348, 3582, 3856, 4338, 4464, 4776, 5373, 5784, 6169, 6507, 6696, 7164, 7471, 8676, 9552, 10746, 11568, 12338, 13014, 13392, 14328, 14942, 17352, 18507, 21492, 22413, 24676, 26028, 28656, 29884, 34704, 37014, 42984, 44826, 47959, 49352, 52056, 55521, 59768, 67239, 74028, 85968, 89652, 95918, 98704, 104112, 111042, 119536, 134478, 143877, 148056, 166563, 179304, 191836, 201717, 222084, 268956, 287754, 296112, 333126, 358608, 383672, 403434, 431631, 444168, 537912, 575508, 666252, 767344, 806868, 863262, 888336, 1075824, 1151016, 1294893, 1332504, 1486729, 1613736, 1726524, 2302032, 2589786, 2665008, 2973458, 3227472, 3453048, 4460187, 5179572, 5946916, 6906096, 8920374, 10359144, 11893832, 13380561, 17840748, 20718288, 23787664, 26761122, 35681496, 40141683, 53522244, 71362992, 80283366, 107044488, 160566732, 214088976, 321133464, 642266928]

約数ペア:

[(1, 642266928), (2, 321133464), (3, 214088976), (4, 160566732), (6, 107044488), (8, 80283366), (9, 71362992), (12, 53522244), (16, 40141683), (18, 35681496), (24, 26761122), (27, 23787664), (31, 20718288), (36, 17840748), (48, 13380561), (54, 11893832), (62, 10359144), (72, 8920374), (93, 6906096), (108, 5946916), (124, 5179572), (144, 4460187), (186, 3453048), (199, 3227472), (216, 2973458), (241, 2665008), (248, 2589786), (279, 2302032), (372, 1726524), (398, 1613736), (432, 1486729), (482, 1332504), (496, 1294893), (558, 1151016), (597, 1075824), (723, 888336), (744, 863262), (796, 806868), (837, 767344), (964, 666252), (1116, 575508), (1194, 537912), (1446, 444168), (1488, 431631), (1592, 403434), (1674, 383672), (1791, 358608), (1928, 333126), (2169, 296112), (2232, 287754), (2388, 268956), (2892, 222084), (3184, 201717), (3348, 191836), (3582, 179304), (3856, 166563), (4338, 148056), (4464, 143877), (4776, 134478), (5373, 119536), (5784, 111042), (6169, 104112), (6507, 98704), (6696, 95918), (7164, 89652), (7471, 85968), (8676, 74028), (9552, 67239), (10746, 59768), (11568, 55521), (12338, 52056), (13014, 49352), (13392, 47959), (14328, 44826), (14942, 42984), (17352, 37014), (18507, 34704), (21492, 29884), (22413, 28656), (24676, 26028)]