351960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{419}}^1$

素因数の和:440

約数の個数: 64

約数和(自身を含む): 1209600

約数和(自身を除く): 857640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 419, 420, 838, 840, 1257, 1676, 2095, 2514, 2933, 3352, 4190, 5028, 5866, 6285, 8380, 8799, 10056, 11732, 12570, 14665, 16760, 17598, 23464, 25140, 29330, 35196, 43995, 50280, 58660, 70392, 87990, 117320, 175980, 351960]

約数ペア:

[(1, 351960), (2, 175980), (3, 117320), (4, 87990), (5, 70392), (6, 58660), (7, 50280), (8, 43995), (10, 35196), (12, 29330), (14, 25140), (15, 23464), (20, 17598), (21, 16760), (24, 14665), (28, 12570), (30, 11732), (35, 10056), (40, 8799), (42, 8380), (56, 6285), (60, 5866), (70, 5028), (84, 4190), (105, 3352), (120, 2933), (140, 2514), (168, 2095), (210, 1676), (280, 1257), (419, 840), (420, 838)]