19624500

素因数分解:

$2^2\times 3^2\times 5^3\times 7^2\times {\mathrm{89}}^1$

素因数の和:128

約数の個数: 216

約数和(自身を含む): 72825480

約数和(自身を除く): 53200980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 49, 50, 60, 63, 70, 75, 84, 89, 90, 98, 100, 105, 125, 126, 140, 147, 150, 175, 178, 180, 196, 210, 225, 245, 250, 252, 267, 294, 300, 315, 350, 356, 375, 420, 441, 445, 450, 490, 500, 525, 534, 588, 623, 630, 700, 735, 750, 801, 875, 882, 890, 900, 980, 1050, 1068, 1125, 1225, 1246, 1260, 1335, 1470, 1500, 1575, 1602, 1750, 1764, 1780, 1869, 2100, 2205, 2225, 2250, 2450, 2492, 2625, 2670, 2940, 3115, 3150, 3204, 3500, 3675, 3738, 4005, 4361, 4410, 4450, 4500, 4900, 5250, 5340, 5607, 6125, 6230, 6300, 6675, 7350, 7476, 7875, 8010, 8722, 8820, 8900, 9345, 10500, 11025, 11125, 11214, 12250, 12460, 13083, 13350, 14700, 15575, 15750, 16020, 17444, 18375, 18690, 20025, 21805, 22050, 22250, 22428, 24500, 26166, 26700, 28035, 31150, 31500, 33375, 36750, 37380, 39249, 40050, 43610, 44100, 44500, 46725, 52332, 55125, 56070, 62300, 65415, 66750, 73500, 77875, 78498, 80100, 87220, 93450, 100125, 109025, 110250, 112140, 130830, 133500, 140175, 155750, 156996, 186900, 196245, 200250, 218050, 220500, 233625, 261660, 280350, 311500, 327075, 392490, 400500, 436100, 467250, 545125, 560700, 654150, 700875, 784980, 934500, 981225, 1090250, 1308300, 1401750, 1635375, 1962450, 2180500, 2803500, 3270750, 3924900, 4906125, 6541500, 9812250, 19624500]

約数ペア:

[(1, 19624500), (2, 9812250), (3, 6541500), (4, 4906125), (5, 3924900), (6, 3270750), (7, 2803500), (9, 2180500), (10, 1962450), (12, 1635375), (14, 1401750), (15, 1308300), (18, 1090250), (20, 981225), (21, 934500), (25, 784980), (28, 700875), (30, 654150), (35, 560700), (36, 545125), (42, 467250), (45, 436100), (49, 400500), (50, 392490), (60, 327075), (63, 311500), (70, 280350), (75, 261660), (84, 233625), (89, 220500), (90, 218050), (98, 200250), (100, 196245), (105, 186900), (125, 156996), (126, 155750), (140, 140175), (147, 133500), (150, 130830), (175, 112140), (178, 110250), (180, 109025), (196, 100125), (210, 93450), (225, 87220), (245, 80100), (250, 78498), (252, 77875), (267, 73500), (294, 66750), (300, 65415), (315, 62300), (350, 56070), (356, 55125), (375, 52332), (420, 46725), (441, 44500), (445, 44100), (450, 43610), (490, 40050), (500, 39249), (525, 37380), (534, 36750), (588, 33375), (623, 31500), (630, 31150), (700, 28035), (735, 26700), (750, 26166), (801, 24500), (875, 22428), (882, 22250), (890, 22050), (900, 21805), (980, 20025), (1050, 18690), (1068, 18375), (1125, 17444), (1225, 16020), (1246, 15750), (1260, 15575), (1335, 14700), (1470, 13350), (1500, 13083), (1575, 12460), (1602, 12250), (1750, 11214), (1764, 11125), (1780, 11025), (1869, 10500), (2100, 9345), (2205, 8900), (2225, 8820), (2250, 8722), (2450, 8010), (2492, 7875), (2625, 7476), (2670, 7350), (2940, 6675), (3115, 6300), (3150, 6230), (3204, 6125), (3500, 5607), (3675, 5340), (3738, 5250), (4005, 4900), (4361, 4500), (4410, 4450)]