2155116420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{630151}}^1$

素因数の和:630185

約数の個数: 72

約数和(自身を含む): 6881259840

約数和(自身を除く): 4726143420

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, 630151, 1260302, 1890453, 2520604, 3150755, 3780906, 5671359, 6301510, 7561812, 9452265, 11342718, 11972869, 12603020, 18904530, 22685436, 23945738, 28356795, 35918607, 37809060, 47891476, 56713590, 59864345, 71837214, 107755821, 113427180, 119728690, 143674428, 179593035, 215511642, 239457380, 359186070, 431023284, 538779105, 718372140, 1077558210, 2155116420]

約数ペア:

[(1, 2155116420), (2, 1077558210), (3, 718372140), (4, 538779105), (5, 431023284), (6, 359186070), (9, 239457380), (10, 215511642), (12, 179593035), (15, 143674428), (18, 119728690), (19, 113427180), (20, 107755821), (30, 71837214), (36, 59864345), (38, 56713590), (45, 47891476), (57, 37809060), (60, 35918607), (76, 28356795), (90, 23945738), (95, 22685436), (114, 18904530), (171, 12603020), (180, 11972869), (190, 11342718), (228, 9452265), (285, 7561812), (342, 6301510), (380, 5671359), (570, 3780906), (684, 3150755), (855, 2520604), (1140, 1890453), (1710, 1260302), (3420, 630151)]