641242008

素因数分解:

$2^3\times 3^5\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{191}}^1$

素因数の和:380

約数の個数: 192

約数和(自身を含む): 1987614720

約数和(自身を除く): 1346372712

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 33, 36, 44, 54, 66, 72, 81, 88, 99, 108, 132, 157, 162, 191, 198, 216, 243, 264, 297, 314, 324, 382, 396, 471, 486, 573, 594, 628, 648, 764, 792, 891, 942, 972, 1146, 1188, 1256, 1413, 1528, 1719, 1727, 1782, 1884, 1944, 2101, 2292, 2376, 2673, 2826, 3438, 3454, 3564, 3768, 4202, 4239, 4584, 5157, 5181, 5346, 5652, 6303, 6876, 6908, 7128, 8404, 8478, 10314, 10362, 10692, 11304, 12606, 12717, 13752, 13816, 15471, 15543, 16808, 16956, 18909, 20628, 20724, 21384, 25212, 25434, 29987, 30942, 31086, 33912, 37818, 38151, 41256, 41448, 46413, 46629, 50424, 50868, 56727, 59974, 61884, 62172, 75636, 76302, 89961, 92826, 93258, 101736, 113454, 119948, 123768, 124344, 139887, 151272, 152604, 170181, 179922, 185652, 186516, 226908, 239896, 269883, 279774, 305208, 329857, 340362, 359844, 371304, 373032, 419661, 453816, 510543, 539766, 559548, 659714, 680724, 719688, 809649, 839322, 989571, 1021086, 1079532, 1119096, 1319428, 1361448, 1619298, 1678644, 1979142, 2042172, 2159064, 2428947, 2638856, 2968713, 3238596, 3357288, 3958284, 4084344, 4857894, 5937426, 6477192, 7286841, 7916568, 8906139, 9715788, 11874852, 14573682, 17812278, 19431576, 23749704, 26718417, 29147364, 35624556, 53436834, 58294728, 71249112, 80155251, 106873668, 160310502, 213747336, 320621004, 641242008]

約数ペア:

[(1, 641242008), (2, 320621004), (3, 213747336), (4, 160310502), (6, 106873668), (8, 80155251), (9, 71249112), (11, 58294728), (12, 53436834), (18, 35624556), (22, 29147364), (24, 26718417), (27, 23749704), (33, 19431576), (36, 17812278), (44, 14573682), (54, 11874852), (66, 9715788), (72, 8906139), (81, 7916568), (88, 7286841), (99, 6477192), (108, 5937426), (132, 4857894), (157, 4084344), (162, 3958284), (191, 3357288), (198, 3238596), (216, 2968713), (243, 2638856), (264, 2428947), (297, 2159064), (314, 2042172), (324, 1979142), (382, 1678644), (396, 1619298), (471, 1361448), (486, 1319428), (573, 1119096), (594, 1079532), (628, 1021086), (648, 989571), (764, 839322), (792, 809649), (891, 719688), (942, 680724), (972, 659714), (1146, 559548), (1188, 539766), (1256, 510543), (1413, 453816), (1528, 419661), (1719, 373032), (1727, 371304), (1782, 359844), (1884, 340362), (1944, 329857), (2101, 305208), (2292, 279774), (2376, 269883), (2673, 239896), (2826, 226908), (3438, 186516), (3454, 185652), (3564, 179922), (3768, 170181), (4202, 152604), (4239, 151272), (4584, 139887), (5157, 124344), (5181, 123768), (5346, 119948), (5652, 113454), (6303, 101736), (6876, 93258), (6908, 92826), (7128, 89961), (8404, 76302), (8478, 75636), (10314, 62172), (10362, 61884), (10692, 59974), (11304, 56727), (12606, 50868), (12717, 50424), (13752, 46629), (13816, 46413), (15471, 41448), (15543, 41256), (16808, 38151), (16956, 37818), (18909, 33912), (20628, 31086), (20724, 30942), (21384, 29987), (25212, 25434)]