71398620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{5021}}^1$

素因数の和:5115

約数の個数: 72

約数和(自身を含む): 219360960

約数和(自身を除く): 147962340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 158, 180, 237, 316, 395, 474, 711, 790, 948, 1185, 1422, 1580, 2370, 2844, 3555, 4740, 5021, 7110, 10042, 14220, 15063, 20084, 25105, 30126, 45189, 50210, 60252, 75315, 90378, 100420, 150630, 180756, 225945, 301260, 396659, 451890, 793318, 903780, 1189977, 1586636, 1983295, 2379954, 3569931, 3966590, 4759908, 5949885, 7139862, 7933180, 11899770, 14279724, 17849655, 23799540, 35699310, 71398620]

約数ペア:

[(1, 71398620), (2, 35699310), (3, 23799540), (4, 17849655), (5, 14279724), (6, 11899770), (9, 7933180), (10, 7139862), (12, 5949885), (15, 4759908), (18, 3966590), (20, 3569931), (30, 2379954), (36, 1983295), (45, 1586636), (60, 1189977), (79, 903780), (90, 793318), (158, 451890), (180, 396659), (237, 301260), (316, 225945), (395, 180756), (474, 150630), (711, 100420), (790, 90378), (948, 75315), (1185, 60252), (1422, 50210), (1580, 45189), (2370, 30126), (2844, 25105), (3555, 20084), (4740, 15063), (5021, 14220), (7110, 10042)]