142896180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{857}}^1$

素因数の和:1273

約数の個数: 96

約数和(自身を含む): 458954496

約数和(自身を除く): 316058316

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 397, 420, 794, 857, 1191, 1588, 1714, 1985, 2382, 2571, 2779, 3428, 3970, 4285, 4764, 5142, 5558, 5955, 5999, 7940, 8337, 8570, 10284, 11116, 11910, 11998, 12855, 13895, 16674, 17140, 17997, 23820, 23996, 25710, 27790, 29995, 33348, 35994, 41685, 51420, 55580, 59990, 71988, 83370, 89985, 119980, 166740, 179970, 340229, 359940, 680458, 1020687, 1360916, 1701145, 2041374, 2381603, 3402290, 4082748, 4763206, 5103435, 6804580, 7144809, 9526412, 10206870, 11908015, 14289618, 20413740, 23816030, 28579236, 35724045, 47632060, 71448090, 142896180]

約数ペア:

[(1, 142896180), (2, 71448090), (3, 47632060), (4, 35724045), (5, 28579236), (6, 23816030), (7, 20413740), (10, 14289618), (12, 11908015), (14, 10206870), (15, 9526412), (20, 7144809), (21, 6804580), (28, 5103435), (30, 4763206), (35, 4082748), (42, 3402290), (60, 2381603), (70, 2041374), (84, 1701145), (105, 1360916), (140, 1020687), (210, 680458), (397, 359940), (420, 340229), (794, 179970), (857, 166740), (1191, 119980), (1588, 89985), (1714, 83370), (1985, 71988), (2382, 59990), (2571, 55580), (2779, 51420), (3428, 41685), (3970, 35994), (4285, 33348), (4764, 29995), (5142, 27790), (5558, 25710), (5955, 23996), (5999, 23820), (7940, 17997), (8337, 17140), (8570, 16674), (10284, 13895), (11116, 12855), (11910, 11998)]