12720330

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{331}}^1$

素因数の和:412

約数の個数: 96

約数和(自身を含む): 38533248

約数和(自身を除く): 25812918

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 61, 63, 70, 90, 105, 122, 126, 183, 210, 305, 315, 331, 366, 427, 549, 610, 630, 662, 854, 915, 993, 1098, 1281, 1655, 1830, 1986, 2135, 2317, 2562, 2745, 2979, 3310, 3843, 4270, 4634, 4965, 5490, 5958, 6405, 6951, 7686, 9930, 11585, 12810, 13902, 14895, 19215, 20191, 20853, 23170, 29790, 34755, 38430, 40382, 41706, 60573, 69510, 100955, 104265, 121146, 141337, 181719, 201910, 208530, 282674, 302865, 363438, 424011, 605730, 706685, 848022, 908595, 1272033, 1413370, 1817190, 2120055, 2544066, 4240110, 6360165, 12720330]

約数ペア:

[(1, 12720330), (2, 6360165), (3, 4240110), (5, 2544066), (6, 2120055), (7, 1817190), (9, 1413370), (10, 1272033), (14, 908595), (15, 848022), (18, 706685), (21, 605730), (30, 424011), (35, 363438), (42, 302865), (45, 282674), (61, 208530), (63, 201910), (70, 181719), (90, 141337), (105, 121146), (122, 104265), (126, 100955), (183, 69510), (210, 60573), (305, 41706), (315, 40382), (331, 38430), (366, 34755), (427, 29790), (549, 23170), (610, 20853), (630, 20191), (662, 19215), (854, 14895), (915, 13902), (993, 12810), (1098, 11585), (1281, 9930), (1655, 7686), (1830, 6951), (1986, 6405), (2135, 5958), (2317, 5490), (2562, 4965), (2745, 4634), (2979, 4270), (3310, 3843)]