210698460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{167221}}^1$

素因数の和:167243

約数の個数: 72

約数和(自身を含む): 730425696

約数和(自身を除く): 519727236

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 167221, 334442, 501663, 668884, 836105, 1003326, 1170547, 1504989, 1672210, 2006652, 2341094, 2508315, 3009978, 3344420, 3511641, 4682188, 5016630, 5852735, 6019956, 7023282, 7524945, 10033260, 10534923, 11705470, 14046564, 15049890, 17558205, 21069846, 23410940, 30099780, 35116410, 42139692, 52674615, 70232820, 105349230, 210698460]

約数ペア:

[(1, 210698460), (2, 105349230), (3, 70232820), (4, 52674615), (5, 42139692), (6, 35116410), (7, 30099780), (9, 23410940), (10, 21069846), (12, 17558205), (14, 15049890), (15, 14046564), (18, 11705470), (20, 10534923), (21, 10033260), (28, 7524945), (30, 7023282), (35, 6019956), (36, 5852735), (42, 5016630), (45, 4682188), (60, 3511641), (63, 3344420), (70, 3009978), (84, 2508315), (90, 2341094), (105, 2006652), (126, 1672210), (140, 1504989), (180, 1170547), (210, 1003326), (252, 836105), (315, 668884), (420, 501663), (630, 334442), (1260, 167221)]