123796330

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{641}}^1$

素因数の和:775

約数の個数: 64

約数和(自身を含む): 266250240

約数和(自身を除く): 142453910

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 89, 155, 178, 217, 310, 434, 445, 623, 641, 890, 1085, 1246, 1282, 2170, 2759, 3115, 3205, 4487, 5518, 6230, 6410, 8974, 13795, 19313, 19871, 22435, 27590, 38626, 39742, 44870, 57049, 96565, 99355, 114098, 139097, 193130, 198710, 278194, 285245, 399343, 570490, 695485, 798686, 1390970, 1768519, 1996715, 3537038, 3993430, 8842595, 12379633, 17685190, 24759266, 61898165, 123796330]

約数ペア:

[(1, 123796330), (2, 61898165), (5, 24759266), (7, 17685190), (10, 12379633), (14, 8842595), (31, 3993430), (35, 3537038), (62, 1996715), (70, 1768519), (89, 1390970), (155, 798686), (178, 695485), (217, 570490), (310, 399343), (434, 285245), (445, 278194), (623, 198710), (641, 193130), (890, 139097), (1085, 114098), (1246, 99355), (1282, 96565), (2170, 57049), (2759, 44870), (3115, 39742), (3205, 38626), (4487, 27590), (5518, 22435), (6230, 19871), (6410, 19313), (8974, 13795)]