1223467380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{357739}}^1$

素因数の和:357773

約数の個数: 72

約数和(自身を含む): 3906520800

約数和(自身を除く): 2683053420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 357739, 715478, 1073217, 1430956, 1788695, 2146434, 3219651, 3577390, 4292868, 5366085, 6439302, 6797041, 7154780, 10732170, 12878604, 13594082, 16098255, 20391123, 21464340, 27188164, 32196510, 33985205, 40782246, 61173369, 64393020, 67970410, 81564492, 101955615, 122346738, 135940820, 203911230, 244693476, 305866845, 407822460, 611733690, 1223467380]

約数ペア:

[(1, 1223467380), (2, 611733690), (3, 407822460), (4, 305866845), (5, 244693476), (6, 203911230), (9, 135940820), (10, 122346738), (12, 101955615), (15, 81564492), (18, 67970410), (19, 64393020), (20, 61173369), (30, 40782246), (36, 33985205), (38, 32196510), (45, 27188164), (57, 21464340), (60, 20391123), (76, 16098255), (90, 13594082), (95, 12878604), (114, 10732170), (171, 7154780), (180, 6797041), (190, 6439302), (228, 5366085), (285, 4292868), (342, 3577390), (380, 3219651), (570, 2146434), (684, 1788695), (855, 1430956), (1140, 1073217), (1710, 715478), (3420, 357739)]