19351800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{827}}^1$

素因数の和:862

約数の個数: 144

約数和(自身を含む): 70073640

約数和(自身を除く): 50721840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 25, 26, 30, 36, 39, 40, 45, 50, 52, 60, 65, 72, 75, 78, 90, 100, 104, 117, 120, 130, 150, 156, 180, 195, 200, 225, 234, 260, 300, 312, 325, 360, 390, 450, 468, 520, 585, 600, 650, 780, 827, 900, 936, 975, 1170, 1300, 1560, 1654, 1800, 1950, 2340, 2481, 2600, 2925, 3308, 3900, 4135, 4680, 4962, 5850, 6616, 7443, 7800, 8270, 9924, 10751, 11700, 12405, 14886, 16540, 19848, 20675, 21502, 23400, 24810, 29772, 32253, 33080, 37215, 41350, 43004, 49620, 53755, 59544, 62025, 64506, 74430, 82700, 86008, 96759, 99240, 107510, 124050, 129012, 148860, 161265, 165400, 186075, 193518, 215020, 248100, 258024, 268775, 297720, 322530, 372150, 387036, 430040, 483795, 496200, 537550, 645060, 744300, 774072, 806325, 967590, 1075100, 1290120, 1488600, 1612650, 1935180, 2150200, 2418975, 3225300, 3870360, 4837950, 6450600, 9675900, 19351800]

約数ペア:

[(1, 19351800), (2, 9675900), (3, 6450600), (4, 4837950), (5, 3870360), (6, 3225300), (8, 2418975), (9, 2150200), (10, 1935180), (12, 1612650), (13, 1488600), (15, 1290120), (18, 1075100), (20, 967590), (24, 806325), (25, 774072), (26, 744300), (30, 645060), (36, 537550), (39, 496200), (40, 483795), (45, 430040), (50, 387036), (52, 372150), (60, 322530), (65, 297720), (72, 268775), (75, 258024), (78, 248100), (90, 215020), (100, 193518), (104, 186075), (117, 165400), (120, 161265), (130, 148860), (150, 129012), (156, 124050), (180, 107510), (195, 99240), (200, 96759), (225, 86008), (234, 82700), (260, 74430), (300, 64506), (312, 62025), (325, 59544), (360, 53755), (390, 49620), (450, 43004), (468, 41350), (520, 37215), (585, 33080), (600, 32253), (650, 29772), (780, 24810), (827, 23400), (900, 21502), (936, 20675), (975, 19848), (1170, 16540), (1300, 14886), (1560, 12405), (1654, 11700), (1800, 10751), (1950, 9924), (2340, 8270), (2481, 7800), (2600, 7443), (2925, 6616), (3308, 5850), (3900, 4962), (4135, 4680)]