19145700

素因数分解:

$2^2\times 3^3\times 5^2\times 7^1\times {\mathrm{1013}}^1$

素因数の和:1043

約数の個数: 144

約数和(自身を含む): 70412160

約数和(自身を除く): 51266460

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 27, 28, 30, 35, 36, 42, 45, 50, 54, 60, 63, 70, 75, 84, 90, 100, 105, 108, 126, 135, 140, 150, 175, 180, 189, 210, 225, 252, 270, 300, 315, 350, 378, 420, 450, 525, 540, 630, 675, 700, 756, 900, 945, 1013, 1050, 1260, 1350, 1575, 1890, 2026, 2100, 2700, 3039, 3150, 3780, 4052, 4725, 5065, 6078, 6300, 7091, 9117, 9450, 10130, 12156, 14182, 15195, 18234, 18900, 20260, 21273, 25325, 27351, 28364, 30390, 35455, 36468, 42546, 45585, 50650, 54702, 60780, 63819, 70910, 75975, 85092, 91170, 101300, 106365, 109404, 127638, 136755, 141820, 151950, 177275, 182340, 191457, 212730, 227925, 255276, 273510, 303900, 319095, 354550, 382914, 425460, 455850, 531825, 547020, 638190, 683775, 709100, 765828, 911700, 957285, 1063650, 1276380, 1367550, 1595475, 1914570, 2127300, 2735100, 3190950, 3829140, 4786425, 6381900, 9572850, 19145700]

約数ペア:

[(1, 19145700), (2, 9572850), (3, 6381900), (4, 4786425), (5, 3829140), (6, 3190950), (7, 2735100), (9, 2127300), (10, 1914570), (12, 1595475), (14, 1367550), (15, 1276380), (18, 1063650), (20, 957285), (21, 911700), (25, 765828), (27, 709100), (28, 683775), (30, 638190), (35, 547020), (36, 531825), (42, 455850), (45, 425460), (50, 382914), (54, 354550), (60, 319095), (63, 303900), (70, 273510), (75, 255276), (84, 227925), (90, 212730), (100, 191457), (105, 182340), (108, 177275), (126, 151950), (135, 141820), (140, 136755), (150, 127638), (175, 109404), (180, 106365), (189, 101300), (210, 91170), (225, 85092), (252, 75975), (270, 70910), (300, 63819), (315, 60780), (350, 54702), (378, 50650), (420, 45585), (450, 42546), (525, 36468), (540, 35455), (630, 30390), (675, 28364), (700, 27351), (756, 25325), (900, 21273), (945, 20260), (1013, 18900), (1050, 18234), (1260, 15195), (1350, 14182), (1575, 12156), (1890, 10130), (2026, 9450), (2100, 9117), (2700, 7091), (3039, 6300), (3150, 6078), (3780, 5065), (4052, 4725)]