745690968

素因数分解:

$2^3\times 3^3\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{1999}}^1$

素因数の和:2182

約数の個数: 128

約数和(自身を含む): 2275200000

約数和(自身を除く): 1529509032

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 33, 36, 44, 54, 66, 72, 88, 99, 108, 132, 157, 198, 216, 264, 297, 314, 396, 471, 594, 628, 792, 942, 1188, 1256, 1413, 1727, 1884, 1999, 2376, 2826, 3454, 3768, 3998, 4239, 5181, 5652, 5997, 6908, 7996, 8478, 10362, 11304, 11994, 13816, 15543, 15992, 16956, 17991, 20724, 21989, 23988, 31086, 33912, 35982, 41448, 43978, 46629, 47976, 53973, 62172, 65967, 71964, 87956, 93258, 107946, 124344, 131934, 143928, 175912, 186516, 197901, 215892, 263868, 313843, 373032, 395802, 431784, 527736, 593703, 627686, 791604, 941529, 1187406, 1255372, 1583208, 1883058, 2374812, 2510744, 2824587, 3452273, 3766116, 4749624, 5649174, 6904546, 7532232, 8473761, 10356819, 11298348, 13809092, 16947522, 20713638, 22596696, 27618184, 31070457, 33895044, 41427276, 62140914, 67790088, 82854552, 93211371, 124281828, 186422742, 248563656, 372845484, 745690968]

約数ペア:

[(1, 745690968), (2, 372845484), (3, 248563656), (4, 186422742), (6, 124281828), (8, 93211371), (9, 82854552), (11, 67790088), (12, 62140914), (18, 41427276), (22, 33895044), (24, 31070457), (27, 27618184), (33, 22596696), (36, 20713638), (44, 16947522), (54, 13809092), (66, 11298348), (72, 10356819), (88, 8473761), (99, 7532232), (108, 6904546), (132, 5649174), (157, 4749624), (198, 3766116), (216, 3452273), (264, 2824587), (297, 2510744), (314, 2374812), (396, 1883058), (471, 1583208), (594, 1255372), (628, 1187406), (792, 941529), (942, 791604), (1188, 627686), (1256, 593703), (1413, 527736), (1727, 431784), (1884, 395802), (1999, 373032), (2376, 313843), (2826, 263868), (3454, 215892), (3768, 197901), (3998, 186516), (4239, 175912), (5181, 143928), (5652, 131934), (5997, 124344), (6908, 107946), (7996, 93258), (8478, 87956), (10362, 71964), (11304, 65967), (11994, 62172), (13816, 53973), (15543, 47976), (15992, 46629), (16956, 43978), (17991, 41448), (20724, 35982), (21989, 33912), (23988, 31086)]