2178972144

素因数分解:

$2^4\times 3^3\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{563}}^1$

素因数の和:645

約数の個数: 240

約数和(自身を含む): 6870512640

約数和(自身を除く): 4691540496

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 31, 34, 36, 48, 51, 54, 62, 68, 72, 93, 102, 108, 124, 136, 144, 153, 186, 204, 216, 248, 272, 279, 289, 306, 372, 408, 432, 459, 496, 527, 558, 563, 578, 612, 744, 816, 837, 867, 918, 1054, 1116, 1126, 1156, 1224, 1488, 1581, 1674, 1689, 1734, 1836, 2108, 2232, 2252, 2312, 2448, 2601, 3162, 3348, 3378, 3468, 3672, 4216, 4464, 4504, 4624, 4743, 5067, 5202, 6324, 6696, 6756, 6936, 7344, 7803, 8432, 8959, 9008, 9486, 9571, 10134, 10404, 12648, 13392, 13512, 13872, 14229, 15201, 15606, 17453, 17918, 18972, 19142, 20268, 20808, 25296, 26877, 27024, 28458, 28713, 30402, 31212, 34906, 35836, 37944, 38284, 40536, 41616, 52359, 53754, 56916, 57426, 60804, 62424, 69812, 71672, 75888, 76568, 80631, 81072, 86139, 104718, 107508, 113832, 114852, 121608, 124848, 139624, 143344, 153136, 157077, 161262, 162707, 172278, 209436, 215016, 227664, 229704, 241893, 243216, 258417, 279248, 296701, 314154, 322524, 325414, 344556, 418872, 430032, 459408, 471231, 483786, 488121, 516834, 593402, 628308, 645048, 650828, 689112, 837744, 890103, 942462, 967572, 976242, 1033668, 1186804, 1256616, 1290096, 1301656, 1378224, 1464363, 1780206, 1884924, 1935144, 1952484, 2067336, 2373608, 2513232, 2603312, 2670309, 2928726, 3560412, 3769848, 3870288, 3904968, 4134672, 4393089, 4747216, 5043917, 5340618, 5857452, 7120824, 7539696, 7809936, 8010927, 8786178, 10087834, 10681236, 11714904, 14241648, 15131751, 16021854, 17572356, 20175668, 21362472, 23429808, 30263502, 32043708, 35144712, 40351336, 42724944, 45395253, 60527004, 64087416, 70289424, 80702672, 90790506, 121054008, 128174832, 136185759, 181581012, 242108016, 272371518, 363162024, 544743036, 726324048, 1089486072, 2178972144]

約数ペア:

[(1, 2178972144), (2, 1089486072), (3, 726324048), (4, 544743036), (6, 363162024), (8, 272371518), (9, 242108016), (12, 181581012), (16, 136185759), (17, 128174832), (18, 121054008), (24, 90790506), (27, 80702672), (31, 70289424), (34, 64087416), (36, 60527004), (48, 45395253), (51, 42724944), (54, 40351336), (62, 35144712), (68, 32043708), (72, 30263502), (93, 23429808), (102, 21362472), (108, 20175668), (124, 17572356), (136, 16021854), (144, 15131751), (153, 14241648), (186, 11714904), (204, 10681236), (216, 10087834), (248, 8786178), (272, 8010927), (279, 7809936), (289, 7539696), (306, 7120824), (372, 5857452), (408, 5340618), (432, 5043917), (459, 4747216), (496, 4393089), (527, 4134672), (558, 3904968), (563, 3870288), (578, 3769848), (612, 3560412), (744, 2928726), (816, 2670309), (837, 2603312), (867, 2513232), (918, 2373608), (1054, 2067336), (1116, 1952484), (1126, 1935144), (1156, 1884924), (1224, 1780206), (1488, 1464363), (1581, 1378224), (1674, 1301656), (1689, 1290096), (1734, 1256616), (1836, 1186804), (2108, 1033668), (2232, 976242), (2252, 967572), (2312, 942462), (2448, 890103), (2601, 837744), (3162, 689112), (3348, 650828), (3378, 645048), (3468, 628308), (3672, 593402), (4216, 516834), (4464, 488121), (4504, 483786), (4624, 471231), (4743, 459408), (5067, 430032), (5202, 418872), (6324, 344556), (6696, 325414), (6756, 322524), (6936, 314154), (7344, 296701), (7803, 279248), (8432, 258417), (8959, 243216), (9008, 241893), (9486, 229704), (9571, 227664), (10134, 215016), (10404, 209436), (12648, 172278), (13392, 162707), (13512, 161262), (13872, 157077), (14229, 153136), (15201, 143344), (15606, 139624), (17453, 124848), (17918, 121608), (18972, 114852), (19142, 113832), (20268, 107508), (20808, 104718), (25296, 86139), (26877, 81072), (27024, 80631), (28458, 76568), (28713, 75888), (30402, 71672), (31212, 69812), (34906, 62424), (35836, 60804), (37944, 57426), (38284, 56916), (40536, 53754), (41616, 52359)]