15481648

素因数分解:

$2^4\times 7^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1$

素因数の和:80

約数の個数: 100

約数和(自身を含む): 38900288

約数和(自身を除く): 23418640

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 49, 52, 56, 62, 91, 98, 104, 112, 124, 182, 196, 208, 217, 248, 343, 364, 392, 403, 434, 496, 637, 686, 728, 784, 806, 868, 1274, 1372, 1456, 1519, 1612, 1736, 2401, 2548, 2744, 2821, 3038, 3224, 3472, 4459, 4802, 5096, 5488, 5642, 6076, 6448, 8918, 9604, 10192, 10633, 11284, 12152, 17836, 19208, 19747, 21266, 22568, 24304, 31213, 35672, 38416, 39494, 42532, 45136, 62426, 71344, 74431, 78988, 85064, 124852, 138229, 148862, 157976, 170128, 249704, 276458, 297724, 315952, 499408, 552916, 595448, 967603, 1105832, 1190896, 1935206, 2211664, 3870412, 7740824, 15481648]

約数ペア:

[(1, 15481648), (2, 7740824), (4, 3870412), (7, 2211664), (8, 1935206), (13, 1190896), (14, 1105832), (16, 967603), (26, 595448), (28, 552916), (31, 499408), (49, 315952), (52, 297724), (56, 276458), (62, 249704), (91, 170128), (98, 157976), (104, 148862), (112, 138229), (124, 124852), (182, 85064), (196, 78988), (208, 74431), (217, 71344), (248, 62426), (343, 45136), (364, 42532), (392, 39494), (403, 38416), (434, 35672), (496, 31213), (637, 24304), (686, 22568), (728, 21266), (784, 19747), (806, 19208), (868, 17836), (1274, 12152), (1372, 11284), (1456, 10633), (1519, 10192), (1612, 9604), (1736, 8918), (2401, 6448), (2548, 6076), (2744, 5642), (2821, 5488), (3038, 5096), (3224, 4802), (3472, 4459)]