188809020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{3169}}^1$

素因数の和:3515

約数の個数: 72

約数和(自身を含む): 574632240

約数和(自身を除く): 385823220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 331, 662, 993, 1324, 1655, 1986, 2979, 3169, 3310, 3972, 4965, 5958, 6338, 6620, 9507, 9930, 11916, 12676, 14895, 15845, 19014, 19860, 28521, 29790, 31690, 38028, 47535, 57042, 59580, 63380, 95070, 114084, 142605, 190140, 285210, 570420, 1048939, 2097878, 3146817, 4195756, 5244695, 6293634, 9440451, 10489390, 12587268, 15734085, 18880902, 20978780, 31468170, 37761804, 47202255, 62936340, 94404510, 188809020]

約数ペア:

[(1, 188809020), (2, 94404510), (3, 62936340), (4, 47202255), (5, 37761804), (6, 31468170), (9, 20978780), (10, 18880902), (12, 15734085), (15, 12587268), (18, 10489390), (20, 9440451), (30, 6293634), (36, 5244695), (45, 4195756), (60, 3146817), (90, 2097878), (180, 1048939), (331, 570420), (662, 285210), (993, 190140), (1324, 142605), (1655, 114084), (1986, 95070), (2979, 63380), (3169, 59580), (3310, 57042), (3972, 47535), (4965, 38028), (5958, 31690), (6338, 29790), (6620, 28521), (9507, 19860), (9930, 19014), (11916, 15845), (12676, 14895)]