201571890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{30403}}^1$

素因数の和:30443

約数の個数: 64

約数和(自身を含む): 551650176

約数和(自身を除く): 350078286

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 51, 65, 78, 85, 102, 130, 170, 195, 221, 255, 390, 442, 510, 663, 1105, 1326, 2210, 3315, 6630, 30403, 60806, 91209, 152015, 182418, 304030, 395239, 456045, 516851, 790478, 912090, 1033702, 1185717, 1550553, 1976195, 2371434, 2584255, 3101106, 3952390, 5168510, 5928585, 6719063, 7752765, 11857170, 13438126, 15505530, 20157189, 33595315, 40314378, 67190630, 100785945, 201571890]

約数ペア:

[(1, 201571890), (2, 100785945), (3, 67190630), (5, 40314378), (6, 33595315), (10, 20157189), (13, 15505530), (15, 13438126), (17, 11857170), (26, 7752765), (30, 6719063), (34, 5928585), (39, 5168510), (51, 3952390), (65, 3101106), (78, 2584255), (85, 2371434), (102, 1976195), (130, 1550553), (170, 1185717), (195, 1033702), (221, 912090), (255, 790478), (390, 516851), (442, 456045), (510, 395239), (663, 304030), (1105, 182418), (1326, 152015), (2210, 91209), (3315, 60806), (6630, 30403)]