408060660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{643}}^1\times {\mathrm{1511}}^1$

素因数の和:2173

約数の個数: 96

約数和(自身を含む): 1308690432

約数和(自身を除く): 900629772

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 643, 1286, 1511, 1929, 2572, 3022, 3215, 3858, 4501, 4533, 6044, 6430, 7555, 7716, 9002, 9066, 9645, 10577, 12860, 13503, 15110, 18004, 18132, 19290, 21154, 22505, 22665, 27006, 30220, 31731, 38580, 42308, 45010, 45330, 52885, 54012, 63462, 67515, 90020, 90660, 105770, 126924, 135030, 158655, 211540, 270060, 317310, 634620, 971573, 1943146, 2914719, 3886292, 4857865, 5829438, 6801011, 9715730, 11658876, 13602022, 14573595, 19431460, 20403033, 27204044, 29147190, 34005055, 40806066, 58294380, 68010110, 81612132, 102015165, 136020220, 204030330, 408060660]

約数ペア:

[(1, 408060660), (2, 204030330), (3, 136020220), (4, 102015165), (5, 81612132), (6, 68010110), (7, 58294380), (10, 40806066), (12, 34005055), (14, 29147190), (15, 27204044), (20, 20403033), (21, 19431460), (28, 14573595), (30, 13602022), (35, 11658876), (42, 9715730), (60, 6801011), (70, 5829438), (84, 4857865), (105, 3886292), (140, 2914719), (210, 1943146), (420, 971573), (643, 634620), (1286, 317310), (1511, 270060), (1929, 211540), (2572, 158655), (3022, 135030), (3215, 126924), (3858, 105770), (4501, 90660), (4533, 90020), (6044, 67515), (6430, 63462), (7555, 54012), (7716, 52885), (9002, 45330), (9066, 45010), (9645, 42308), (10577, 38580), (12860, 31731), (13503, 30220), (15110, 27006), (18004, 22665), (18132, 22505), (19290, 21154)]