15906968

素因数分解:

$2^3\times 7^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1$

素因数の和:86

約数の個数: 128

約数和(自身を含む): 41472000

約数和(自身を除く): 25565032

約数列:

[1, 2, 4, 7, 8, 11, 14, 17, 22, 28, 31, 34, 44, 49, 56, 62, 68, 77, 88, 98, 119, 124, 136, 154, 187, 196, 217, 238, 248, 308, 341, 343, 374, 392, 434, 476, 527, 539, 616, 682, 686, 748, 833, 868, 952, 1054, 1078, 1309, 1364, 1372, 1496, 1519, 1666, 1736, 2108, 2156, 2387, 2618, 2728, 2744, 3038, 3332, 3689, 3773, 4216, 4312, 4774, 5236, 5797, 5831, 6076, 6664, 7378, 7546, 9163, 9548, 10472, 10633, 11594, 11662, 12152, 14756, 15092, 16709, 18326, 19096, 21266, 23188, 23324, 25823, 29512, 30184, 33418, 36652, 40579, 42532, 46376, 46648, 51646, 64141, 66836, 73304, 81158, 85064, 103292, 116963, 128282, 133672, 162316, 180761, 206584, 233926, 256564, 284053, 324632, 361522, 467852, 513128, 568106, 723044, 935704, 1136212, 1446088, 1988371, 2272424, 3976742, 7953484, 15906968]

約数ペア:

[(1, 15906968), (2, 7953484), (4, 3976742), (7, 2272424), (8, 1988371), (11, 1446088), (14, 1136212), (17, 935704), (22, 723044), (28, 568106), (31, 513128), (34, 467852), (44, 361522), (49, 324632), (56, 284053), (62, 256564), (68, 233926), (77, 206584), (88, 180761), (98, 162316), (119, 133672), (124, 128282), (136, 116963), (154, 103292), (187, 85064), (196, 81158), (217, 73304), (238, 66836), (248, 64141), (308, 51646), (341, 46648), (343, 46376), (374, 42532), (392, 40579), (434, 36652), (476, 33418), (527, 30184), (539, 29512), (616, 25823), (682, 23324), (686, 23188), (748, 21266), (833, 19096), (868, 18326), (952, 16709), (1054, 15092), (1078, 14756), (1309, 12152), (1364, 11662), (1372, 11594), (1496, 10633), (1519, 10472), (1666, 9548), (1736, 9163), (2108, 7546), (2156, 7378), (2387, 6664), (2618, 6076), (2728, 5831), (2744, 5797), (3038, 5236), (3332, 4774), (3689, 4312), (3773, 4216)]