18238625820

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{126499}}^1$

素因数の和:126609

約数の個数: 120

約数和(自身を含む): 57858570000

約数和(自身を除く): 39619944180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 89, 90, 108, 135, 162, 178, 180, 267, 270, 324, 356, 405, 445, 534, 540, 801, 810, 890, 1068, 1335, 1602, 1620, 1780, 2403, 2670, 3204, 4005, 4806, 5340, 7209, 8010, 9612, 12015, 14418, 16020, 24030, 28836, 36045, 48060, 72090, 126499, 144180, 252998, 379497, 505996, 632495, 758994, 1138491, 1264990, 1517988, 1897485, 2276982, 2529980, 3415473, 3794970, 4553964, 5692455, 6830946, 7589940, 10246419, 11258411, 11384910, 13661892, 17077365, 20492838, 22516822, 22769820, 33775233, 34154730, 40985676, 45033644, 51232095, 56292055, 67550466, 68309460, 101325699, 102464190, 112584110, 135100932, 168876165, 202651398, 204928380, 225168220, 303977097, 337752330, 405302796, 506628495, 607954194, 675504660, 911931291, 1013256990, 1215908388, 1519885485, 1823862582, 2026513980, 3039770970, 3647725164, 4559656455, 6079541940, 9119312910, 18238625820]

約数ペア:

[(1, 18238625820), (2, 9119312910), (3, 6079541940), (4, 4559656455), (5, 3647725164), (6, 3039770970), (9, 2026513980), (10, 1823862582), (12, 1519885485), (15, 1215908388), (18, 1013256990), (20, 911931291), (27, 675504660), (30, 607954194), (36, 506628495), (45, 405302796), (54, 337752330), (60, 303977097), (81, 225168220), (89, 204928380), (90, 202651398), (108, 168876165), (135, 135100932), (162, 112584110), (178, 102464190), (180, 101325699), (267, 68309460), (270, 67550466), (324, 56292055), (356, 51232095), (405, 45033644), (445, 40985676), (534, 34154730), (540, 33775233), (801, 22769820), (810, 22516822), (890, 20492838), (1068, 17077365), (1335, 13661892), (1602, 11384910), (1620, 11258411), (1780, 10246419), (2403, 7589940), (2670, 6830946), (3204, 5692455), (4005, 4553964), (4806, 3794970), (5340, 3415473), (7209, 2529980), (8010, 2276982), (9612, 1897485), (12015, 1517988), (14418, 1264990), (16020, 1138491), (24030, 758994), (28836, 632495), (36045, 505996), (48060, 379497), (72090, 252998), (126499, 144180)]