216461220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{4013}}^1$

素因数の和:4085

約数の個数: 96

約数和(自身を含む): 647377920

約数和(自身を除く): 430916700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 31, 58, 60, 62, 87, 93, 116, 124, 145, 155, 174, 186, 290, 310, 348, 372, 435, 465, 580, 620, 870, 899, 930, 1740, 1798, 1860, 2697, 3596, 4013, 4495, 5394, 8026, 8990, 10788, 12039, 13485, 16052, 17980, 20065, 24078, 26970, 40130, 48156, 53940, 60195, 80260, 116377, 120390, 124403, 232754, 240780, 248806, 349131, 373209, 465508, 497612, 581885, 622015, 698262, 746418, 1163770, 1244030, 1396524, 1492836, 1745655, 1866045, 2327540, 2488060, 3491310, 3607687, 3732090, 6982620, 7215374, 7464180, 10823061, 14430748, 18038435, 21646122, 36076870, 43292244, 54115305, 72153740, 108230610, 216461220]

約数ペア:

[(1, 216461220), (2, 108230610), (3, 72153740), (4, 54115305), (5, 43292244), (6, 36076870), (10, 21646122), (12, 18038435), (15, 14430748), (20, 10823061), (29, 7464180), (30, 7215374), (31, 6982620), (58, 3732090), (60, 3607687), (62, 3491310), (87, 2488060), (93, 2327540), (116, 1866045), (124, 1745655), (145, 1492836), (155, 1396524), (174, 1244030), (186, 1163770), (290, 746418), (310, 698262), (348, 622015), (372, 581885), (435, 497612), (465, 465508), (580, 373209), (620, 349131), (870, 248806), (899, 240780), (930, 232754), (1740, 124403), (1798, 120390), (1860, 116377), (2697, 80260), (3596, 60195), (4013, 53940), (4495, 48156), (5394, 40130), (8026, 26970), (8990, 24078), (10788, 20065), (12039, 17980), (13485, 16052)]