74743620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{25423}}^1$

素因数の和:25449

約数の個数: 72

約数和(自身を含む): 243460224

約数和(自身を除く): 168716604

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, 25423, 50846, 76269, 101692, 127115, 152538, 177961, 254230, 305076, 355922, 381345, 508460, 533883, 711844, 762690, 889805, 1067766, 1245727, 1525380, 1779610, 2135532, 2491454, 2669415, 3559220, 3737181, 4982908, 5338830, 6228635, 7474362, 10677660, 12457270, 14948724, 18685905, 24914540, 37371810, 74743620]

約数ペア:

[(1, 74743620), (2, 37371810), (3, 24914540), (4, 18685905), (5, 14948724), (6, 12457270), (7, 10677660), (10, 7474362), (12, 6228635), (14, 5338830), (15, 4982908), (20, 3737181), (21, 3559220), (28, 2669415), (30, 2491454), (35, 2135532), (42, 1779610), (49, 1525380), (60, 1245727), (70, 1067766), (84, 889805), (98, 762690), (105, 711844), (140, 533883), (147, 508460), (196, 381345), (210, 355922), (245, 305076), (294, 254230), (420, 177961), (490, 152538), (588, 127115), (735, 101692), (980, 76269), (1470, 50846), (2940, 25423)]