198429840

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{39371}}^1$

素因数の和:39397

約数の個数: 120

約数和(自身を含む): 761611968

約数和(自身を除く): 563182128

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 39371, 78742, 118113, 157484, 196855, 236226, 275597, 314968, 354339, 393710, 472452, 551194, 590565, 629936, 708678, 787420, 826791, 944904, 1102388, 1181130, 1377985, 1417356, 1574840, 1653582, 1771695, 1889808, 2204776, 2362260, 2480373, 2755970, 2834712, 3149680, 3307164, 3543390, 4133955, 4409552, 4724520, 4960746, 5511940, 5669424, 6614328, 7086780, 8267910, 9449040, 9921492, 11023880, 12401865, 13228656, 14173560, 16535820, 19842984, 22047760, 24803730, 28347120, 33071640, 39685968, 49607460, 66143280, 99214920, 198429840]

約数ペア:

[(1, 198429840), (2, 99214920), (3, 66143280), (4, 49607460), (5, 39685968), (6, 33071640), (7, 28347120), (8, 24803730), (9, 22047760), (10, 19842984), (12, 16535820), (14, 14173560), (15, 13228656), (16, 12401865), (18, 11023880), (20, 9921492), (21, 9449040), (24, 8267910), (28, 7086780), (30, 6614328), (35, 5669424), (36, 5511940), (40, 4960746), (42, 4724520), (45, 4409552), (48, 4133955), (56, 3543390), (60, 3307164), (63, 3149680), (70, 2834712), (72, 2755970), (80, 2480373), (84, 2362260), (90, 2204776), (105, 1889808), (112, 1771695), (120, 1653582), (126, 1574840), (140, 1417356), (144, 1377985), (168, 1181130), (180, 1102388), (210, 944904), (240, 826791), (252, 787420), (280, 708678), (315, 629936), (336, 590565), (360, 551194), (420, 472452), (504, 393710), (560, 354339), (630, 314968), (720, 275597), (840, 236226), (1008, 196855), (1260, 157484), (1680, 118113), (2520, 78742), (5040, 39371)]