555521820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{188953}}^1$

素因数の和:188979

約数の個数: 72

約数和(自身を含む): 1809423504

約数和(自身を除く): 1253901684

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, 188953, 377906, 566859, 755812, 944765, 1133718, 1322671, 1889530, 2267436, 2645342, 2834295, 3779060, 3968013, 5290684, 5668590, 6613355, 7936026, 9258697, 11337180, 13226710, 15872052, 18517394, 19840065, 26453420, 27776091, 37034788, 39680130, 46293485, 55552182, 79360260, 92586970, 111104364, 138880455, 185173940, 277760910, 555521820]

約数ペア:

[(1, 555521820), (2, 277760910), (3, 185173940), (4, 138880455), (5, 111104364), (6, 92586970), (7, 79360260), (10, 55552182), (12, 46293485), (14, 39680130), (15, 37034788), (20, 27776091), (21, 26453420), (28, 19840065), (30, 18517394), (35, 15872052), (42, 13226710), (49, 11337180), (60, 9258697), (70, 7936026), (84, 6613355), (98, 5668590), (105, 5290684), (140, 3968013), (147, 3779060), (196, 2834295), (210, 2645342), (245, 2267436), (294, 1889530), (420, 1322671), (490, 1133718), (588, 944765), (735, 755812), (980, 566859), (1470, 377906), (2940, 188953)]