15789900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:200

約数の個数: 144

約数和(自身を含む): 53441024

約数和(自身を除く): 37651124

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 73, 75, 84, 100, 103, 105, 140, 146, 150, 175, 206, 210, 219, 292, 300, 309, 350, 365, 412, 420, 438, 511, 515, 525, 618, 700, 721, 730, 876, 1022, 1030, 1050, 1095, 1236, 1442, 1460, 1533, 1545, 1825, 2044, 2060, 2100, 2163, 2190, 2555, 2575, 2884, 3066, 3090, 3605, 3650, 4326, 4380, 5110, 5150, 5475, 6132, 6180, 7210, 7300, 7519, 7665, 7725, 8652, 10220, 10300, 10815, 10950, 12775, 14420, 15038, 15330, 15450, 18025, 21630, 21900, 22557, 25550, 30076, 30660, 30900, 36050, 37595, 38325, 43260, 45114, 51100, 52633, 54075, 72100, 75190, 76650, 90228, 105266, 108150, 112785, 150380, 153300, 157899, 187975, 210532, 216300, 225570, 263165, 315798, 375950, 451140, 526330, 563925, 631596, 751900, 789495, 1052660, 1127850, 1315825, 1578990, 2255700, 2631650, 3157980, 3947475, 5263300, 7894950, 15789900]

約数ペア:

[(1, 15789900), (2, 7894950), (3, 5263300), (4, 3947475), (5, 3157980), (6, 2631650), (7, 2255700), (10, 1578990), (12, 1315825), (14, 1127850), (15, 1052660), (20, 789495), (21, 751900), (25, 631596), (28, 563925), (30, 526330), (35, 451140), (42, 375950), (50, 315798), (60, 263165), (70, 225570), (73, 216300), (75, 210532), (84, 187975), (100, 157899), (103, 153300), (105, 150380), (140, 112785), (146, 108150), (150, 105266), (175, 90228), (206, 76650), (210, 75190), (219, 72100), (292, 54075), (300, 52633), (309, 51100), (350, 45114), (365, 43260), (412, 38325), (420, 37595), (438, 36050), (511, 30900), (515, 30660), (525, 30076), (618, 25550), (700, 22557), (721, 21900), (730, 21630), (876, 18025), (1022, 15450), (1030, 15330), (1050, 15038), (1095, 14420), (1236, 12775), (1442, 10950), (1460, 10815), (1533, 10300), (1545, 10220), (1825, 8652), (2044, 7725), (2060, 7665), (2100, 7519), (2163, 7300), (2190, 7210), (2555, 6180), (2575, 6132), (2884, 5475), (3066, 5150), (3090, 5110), (3605, 4380), (3650, 4326)]