156554216

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{991}}^1$

素因数の和:1055

約数の個数: 96

約数和(自身を含む): 379975680

約数和(自身を除く): 223421464

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 49, 52, 56, 62, 91, 98, 104, 124, 182, 196, 217, 248, 364, 392, 403, 434, 637, 728, 806, 868, 991, 1274, 1519, 1612, 1736, 1982, 2548, 2821, 3038, 3224, 3964, 5096, 5642, 6076, 6937, 7928, 11284, 12152, 12883, 13874, 19747, 22568, 25766, 27748, 30721, 39494, 48559, 51532, 55496, 61442, 78988, 90181, 97118, 103064, 122884, 157976, 180362, 194236, 215047, 245768, 360724, 388472, 399373, 430094, 631267, 721448, 798746, 860188, 1262534, 1505329, 1597492, 1720376, 2525068, 2795611, 3010658, 3194984, 5050136, 5591222, 6021316, 11182444, 12042632, 19569277, 22364888, 39138554, 78277108, 156554216]

約数ペア:

[(1, 156554216), (2, 78277108), (4, 39138554), (7, 22364888), (8, 19569277), (13, 12042632), (14, 11182444), (26, 6021316), (28, 5591222), (31, 5050136), (49, 3194984), (52, 3010658), (56, 2795611), (62, 2525068), (91, 1720376), (98, 1597492), (104, 1505329), (124, 1262534), (182, 860188), (196, 798746), (217, 721448), (248, 631267), (364, 430094), (392, 399373), (403, 388472), (434, 360724), (637, 245768), (728, 215047), (806, 194236), (868, 180362), (991, 157976), (1274, 122884), (1519, 103064), (1612, 97118), (1736, 90181), (1982, 78988), (2548, 61442), (2821, 55496), (3038, 51532), (3224, 48559), (3964, 39494), (5096, 30721), (5642, 27748), (6076, 25766), (6937, 22568), (7928, 19747), (11284, 13874), (12152, 12883)]