74214420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{25243}}^1$

素因数の和:25269

約数の個数: 72

約数和(自身を含む): 241736544

約数和(自身を除く): 167522124

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 25243, 50486, 75729, 100972, 126215, 151458, 176701, 252430, 302916, 353402, 378645, 504860, 530103, 706804, 757290, 883505, 1060206, 1236907, 1514580, 1767010, 2120412, 2473814, 2650515, 3534020, 3710721, 4947628, 5301030, 6184535, 7421442, 10602060, 12369070, 14842884, 18553605, 24738140, 37107210, 74214420]

約数ペア:

[(1, 74214420), (2, 37107210), (3, 24738140), (4, 18553605), (5, 14842884), (6, 12369070), (7, 10602060), (10, 7421442), (12, 6184535), (14, 5301030), (15, 4947628), (20, 3710721), (21, 3534020), (28, 2650515), (30, 2473814), (35, 2120412), (42, 1767010), (49, 1514580), (60, 1236907), (70, 1060206), (84, 883505), (98, 757290), (105, 706804), (140, 530103), (147, 504860), (196, 378645), (210, 353402), (245, 302916), (294, 252430), (420, 176701), (490, 151458), (588, 126215), (735, 100972), (980, 75729), (1470, 50486), (2940, 25243)]