21770700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^2\times {\mathrm{1481}}^1$

素因数の和:1512

約数の個数: 108

約数和(自身を含む): 73323432

約数和(自身を除く): 51552732

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 49, 50, 60, 70, 75, 84, 98, 100, 105, 140, 147, 150, 175, 196, 210, 245, 294, 300, 350, 420, 490, 525, 588, 700, 735, 980, 1050, 1225, 1470, 1481, 2100, 2450, 2940, 2962, 3675, 4443, 4900, 5924, 7350, 7405, 8886, 10367, 14700, 14810, 17772, 20734, 22215, 29620, 31101, 37025, 41468, 44430, 51835, 62202, 72569, 74050, 88860, 103670, 111075, 124404, 145138, 148100, 155505, 207340, 217707, 222150, 259175, 290276, 311010, 362845, 435414, 444300, 518350, 622020, 725690, 777525, 870828, 1036700, 1088535, 1451380, 1555050, 1814225, 2177070, 3110100, 3628450, 4354140, 5442675, 7256900, 10885350, 21770700]

約数ペア:

[(1, 21770700), (2, 10885350), (3, 7256900), (4, 5442675), (5, 4354140), (6, 3628450), (7, 3110100), (10, 2177070), (12, 1814225), (14, 1555050), (15, 1451380), (20, 1088535), (21, 1036700), (25, 870828), (28, 777525), (30, 725690), (35, 622020), (42, 518350), (49, 444300), (50, 435414), (60, 362845), (70, 311010), (75, 290276), (84, 259175), (98, 222150), (100, 217707), (105, 207340), (140, 155505), (147, 148100), (150, 145138), (175, 124404), (196, 111075), (210, 103670), (245, 88860), (294, 74050), (300, 72569), (350, 62202), (420, 51835), (490, 44430), (525, 41468), (588, 37025), (700, 31101), (735, 29620), (980, 22215), (1050, 20734), (1225, 17772), (1470, 14810), (1481, 14700), (2100, 10367), (2450, 8886), (2940, 7405), (2962, 7350), (3675, 5924), (4443, 4900)]