215868128

素因数分解:

$2^5\times 7^2\times {\mathrm{31}}^1\times {\mathrm{4441}}^1$

素因数の和:4496

約数の個数: 72

約数和(自身を含む): 510439104

約数和(自身を除く): 294570976

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 49, 56, 62, 98, 112, 124, 196, 217, 224, 248, 392, 434, 496, 784, 868, 992, 1519, 1568, 1736, 3038, 3472, 4441, 6076, 6944, 8882, 12152, 17764, 24304, 31087, 35528, 48608, 62174, 71056, 124348, 137671, 142112, 217609, 248696, 275342, 435218, 497392, 550684, 870436, 963697, 994784, 1101368, 1740872, 1927394, 2202736, 3481744, 3854788, 4405472, 6745879, 6963488, 7709576, 13491758, 15419152, 26983516, 30838304, 53967032, 107934064, 215868128]

約数ペア:

[(1, 215868128), (2, 107934064), (4, 53967032), (7, 30838304), (8, 26983516), (14, 15419152), (16, 13491758), (28, 7709576), (31, 6963488), (32, 6745879), (49, 4405472), (56, 3854788), (62, 3481744), (98, 2202736), (112, 1927394), (124, 1740872), (196, 1101368), (217, 994784), (224, 963697), (248, 870436), (392, 550684), (434, 497392), (496, 435218), (784, 275342), (868, 248696), (992, 217609), (1519, 142112), (1568, 137671), (1736, 124348), (3038, 71056), (3472, 62174), (4441, 48608), (6076, 35528), (6944, 31087), (8882, 24304), (12152, 17764)]