196315600

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1987}}^1$

素因数の和:2037

約数の個数: 120

約数和(自身を含む): 534931040

約数和(自身を除く): 338615440

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 25, 26, 38, 40, 50, 52, 65, 76, 80, 95, 100, 104, 130, 152, 190, 200, 208, 247, 260, 304, 325, 380, 400, 475, 494, 520, 650, 760, 950, 988, 1040, 1235, 1300, 1520, 1900, 1976, 1987, 2470, 2600, 3800, 3952, 3974, 4940, 5200, 6175, 7600, 7948, 9880, 9935, 12350, 15896, 19760, 19870, 24700, 25831, 31792, 37753, 39740, 49400, 49675, 51662, 75506, 79480, 98800, 99350, 103324, 129155, 151012, 158960, 188765, 198700, 206648, 258310, 302024, 377530, 397400, 413296, 490789, 516620, 604048, 645775, 755060, 794800, 943825, 981578, 1033240, 1291550, 1510120, 1887650, 1963156, 2066480, 2453945, 2583100, 3020240, 3775300, 3926312, 4907890, 5166200, 7550600, 7852624, 9815780, 10332400, 12269725, 15101200, 19631560, 24539450, 39263120, 49078900, 98157800, 196315600]

約数ペア:

[(1, 196315600), (2, 98157800), (4, 49078900), (5, 39263120), (8, 24539450), (10, 19631560), (13, 15101200), (16, 12269725), (19, 10332400), (20, 9815780), (25, 7852624), (26, 7550600), (38, 5166200), (40, 4907890), (50, 3926312), (52, 3775300), (65, 3020240), (76, 2583100), (80, 2453945), (95, 2066480), (100, 1963156), (104, 1887650), (130, 1510120), (152, 1291550), (190, 1033240), (200, 981578), (208, 943825), (247, 794800), (260, 755060), (304, 645775), (325, 604048), (380, 516620), (400, 490789), (475, 413296), (494, 397400), (520, 377530), (650, 302024), (760, 258310), (950, 206648), (988, 198700), (1040, 188765), (1235, 158960), (1300, 151012), (1520, 129155), (1900, 103324), (1976, 99350), (1987, 98800), (2470, 79480), (2600, 75506), (3800, 51662), (3952, 49675), (3974, 49400), (4940, 39740), (5200, 37753), (6175, 31792), (7600, 25831), (7948, 24700), (9880, 19870), (9935, 19760), (12350, 15896)]