1282239540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{17417}}^1$

素因数の和:17841

約数の個数: 72

約数和(自身を含む): 3899193480

約数和(自身を除く): 2616953940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 409, 818, 1227, 1636, 2045, 2454, 3681, 4090, 4908, 6135, 7362, 8180, 12270, 14724, 17417, 18405, 24540, 34834, 36810, 52251, 69668, 73620, 87085, 104502, 156753, 174170, 209004, 261255, 313506, 348340, 522510, 627012, 783765, 1045020, 1567530, 3135060, 7123553, 14247106, 21370659, 28494212, 35617765, 42741318, 64111977, 71235530, 85482636, 106853295, 128223954, 142471060, 213706590, 256447908, 320559885, 427413180, 641119770, 1282239540]

約数ペア:

[(1, 1282239540), (2, 641119770), (3, 427413180), (4, 320559885), (5, 256447908), (6, 213706590), (9, 142471060), (10, 128223954), (12, 106853295), (15, 85482636), (18, 71235530), (20, 64111977), (30, 42741318), (36, 35617765), (45, 28494212), (60, 21370659), (90, 14247106), (180, 7123553), (409, 3135060), (818, 1567530), (1227, 1045020), (1636, 783765), (2045, 627012), (2454, 522510), (3681, 348340), (4090, 313506), (4908, 261255), (6135, 209004), (7362, 174170), (8180, 156753), (12270, 104502), (14724, 87085), (17417, 73620), (18405, 69668), (24540, 52251), (34834, 36810)]