2080375020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1511}}^1\times {\mathrm{7649}}^1$

素因数の和:9175

約数の個数: 72

約数和(自身を含む): 6315472800

約数和(自身を除く): 4235097780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1511, 3022, 4533, 6044, 7555, 7649, 9066, 13599, 15110, 15298, 18132, 22665, 22947, 27198, 30220, 30596, 38245, 45330, 45894, 54396, 67995, 68841, 76490, 90660, 91788, 114735, 135990, 137682, 152980, 229470, 271980, 275364, 344205, 458940, 688410, 1376820, 11557639, 23115278, 34672917, 46230556, 57788195, 69345834, 104018751, 115576390, 138691668, 173364585, 208037502, 231152780, 346729170, 416075004, 520093755, 693458340, 1040187510, 2080375020]

約数ペア:

[(1, 2080375020), (2, 1040187510), (3, 693458340), (4, 520093755), (5, 416075004), (6, 346729170), (9, 231152780), (10, 208037502), (12, 173364585), (15, 138691668), (18, 115576390), (20, 104018751), (30, 69345834), (36, 57788195), (45, 46230556), (60, 34672917), (90, 23115278), (180, 11557639), (1511, 1376820), (3022, 688410), (4533, 458940), (6044, 344205), (7555, 275364), (7649, 271980), (9066, 229470), (13599, 152980), (15110, 137682), (15298, 135990), (18132, 114735), (22665, 91788), (22947, 90660), (27198, 76490), (30220, 68841), (30596, 67995), (38245, 54396), (45330, 45894)]