209219580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{293}}^1\times {\mathrm{3967}}^1$

素因数の和:4275

約数の個数: 72

約数和(自身を含む): 636959232

約数和(自身を除く): 427739652

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 293, 586, 879, 1172, 1465, 1758, 2637, 2930, 3516, 3967, 4395, 5274, 5860, 7934, 8790, 10548, 11901, 13185, 15868, 17580, 19835, 23802, 26370, 35703, 39670, 47604, 52740, 59505, 71406, 79340, 119010, 142812, 178515, 238020, 357030, 714060, 1162331, 2324662, 3486993, 4649324, 5811655, 6973986, 10460979, 11623310, 13947972, 17434965, 20921958, 23246620, 34869930, 41843916, 52304895, 69739860, 104609790, 209219580]

約数ペア:

[(1, 209219580), (2, 104609790), (3, 69739860), (4, 52304895), (5, 41843916), (6, 34869930), (9, 23246620), (10, 20921958), (12, 17434965), (15, 13947972), (18, 11623310), (20, 10460979), (30, 6973986), (36, 5811655), (45, 4649324), (60, 3486993), (90, 2324662), (180, 1162331), (293, 714060), (586, 357030), (879, 238020), (1172, 178515), (1465, 142812), (1758, 119010), (2637, 79340), (2930, 71406), (3516, 59505), (3967, 52740), (4395, 47604), (5274, 39670), (5860, 35703), (7934, 26370), (8790, 23802), (10548, 19835), (11901, 17580), (13185, 15868)]