400787568

素因数分解:

$2^4\times 3^3\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{227}}^1$

素因数の和:372

約数の個数: 160

約数和(自身を含む): 1191947520

約数和(自身を除く): 791159952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 61, 67, 72, 108, 122, 134, 144, 183, 201, 216, 227, 244, 268, 366, 402, 432, 454, 488, 536, 549, 603, 681, 732, 804, 908, 976, 1072, 1098, 1206, 1362, 1464, 1608, 1647, 1809, 1816, 2043, 2196, 2412, 2724, 2928, 3216, 3294, 3618, 3632, 4086, 4087, 4392, 4824, 5448, 6129, 6588, 7236, 8172, 8174, 8784, 9648, 10896, 12258, 12261, 13176, 13847, 14472, 15209, 16344, 16348, 24516, 24522, 26352, 27694, 28944, 30418, 32688, 32696, 36783, 41541, 45627, 49032, 49044, 55388, 60836, 65392, 73566, 83082, 91254, 98064, 98088, 110349, 110776, 121672, 124623, 136881, 147132, 166164, 182508, 196176, 220698, 221552, 243344, 249246, 273762, 294264, 332328, 365016, 373869, 410643, 441396, 498492, 547524, 588528, 664656, 730032, 747738, 821286, 882792, 927749, 996984, 1095048, 1495476, 1642572, 1765584, 1855498, 1993968, 2190096, 2783247, 2990952, 3285144, 3710996, 5566494, 5981904, 6570288, 7421992, 8349741, 11132988, 14843984, 16699482, 22265976, 25049223, 33398964, 44531952, 50098446, 66797928, 100196892, 133595856, 200393784, 400787568]

約数ペア:

[(1, 400787568), (2, 200393784), (3, 133595856), (4, 100196892), (6, 66797928), (8, 50098446), (9, 44531952), (12, 33398964), (16, 25049223), (18, 22265976), (24, 16699482), (27, 14843984), (36, 11132988), (48, 8349741), (54, 7421992), (61, 6570288), (67, 5981904), (72, 5566494), (108, 3710996), (122, 3285144), (134, 2990952), (144, 2783247), (183, 2190096), (201, 1993968), (216, 1855498), (227, 1765584), (244, 1642572), (268, 1495476), (366, 1095048), (402, 996984), (432, 927749), (454, 882792), (488, 821286), (536, 747738), (549, 730032), (603, 664656), (681, 588528), (732, 547524), (804, 498492), (908, 441396), (976, 410643), (1072, 373869), (1098, 365016), (1206, 332328), (1362, 294264), (1464, 273762), (1608, 249246), (1647, 243344), (1809, 221552), (1816, 220698), (2043, 196176), (2196, 182508), (2412, 166164), (2724, 147132), (2928, 136881), (3216, 124623), (3294, 121672), (3618, 110776), (3632, 110349), (4086, 98088), (4087, 98064), (4392, 91254), (4824, 83082), (5448, 73566), (6129, 65392), (6588, 60836), (7236, 55388), (8172, 49044), (8174, 49032), (8784, 45627), (9648, 41541), (10896, 36783), (12258, 32696), (12261, 32688), (13176, 30418), (13847, 28944), (14472, 27694), (15209, 26352), (16344, 24522), (16348, 24516)]