22728160

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{223}}^1$

素因数の和:265

約数の個数: 144

約数和(自身を含む): 67568256

約数和(自身を除く): 44840096

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 140, 160, 182, 196, 208, 223, 224, 245, 260, 280, 364, 392, 416, 446, 455, 490, 520, 560, 637, 728, 784, 892, 910, 980, 1040, 1115, 1120, 1274, 1456, 1561, 1568, 1784, 1820, 1960, 2080, 2230, 2548, 2899, 2912, 3122, 3185, 3568, 3640, 3920, 4460, 5096, 5798, 6244, 6370, 7136, 7280, 7805, 7840, 8920, 10192, 10927, 11596, 12488, 12740, 14495, 14560, 15610, 17840, 20293, 20384, 21854, 23192, 24976, 25480, 28990, 31220, 35680, 40586, 43708, 46384, 49952, 50960, 54635, 57980, 62440, 81172, 87416, 92768, 101465, 101920, 109270, 115960, 124880, 142051, 162344, 174832, 202930, 218540, 231920, 249760, 284102, 324688, 349664, 405860, 437080, 463840, 568204, 649376, 710255, 811720, 874160, 1136408, 1420510, 1623440, 1748320, 2272816, 2841020, 3246880, 4545632, 5682040, 11364080, 22728160]

約数ペア:

[(1, 22728160), (2, 11364080), (4, 5682040), (5, 4545632), (7, 3246880), (8, 2841020), (10, 2272816), (13, 1748320), (14, 1623440), (16, 1420510), (20, 1136408), (26, 874160), (28, 811720), (32, 710255), (35, 649376), (40, 568204), (49, 463840), (52, 437080), (56, 405860), (65, 349664), (70, 324688), (80, 284102), (91, 249760), (98, 231920), (104, 218540), (112, 202930), (130, 174832), (140, 162344), (160, 142051), (182, 124880), (196, 115960), (208, 109270), (223, 101920), (224, 101465), (245, 92768), (260, 87416), (280, 81172), (364, 62440), (392, 57980), (416, 54635), (446, 50960), (455, 49952), (490, 46384), (520, 43708), (560, 40586), (637, 35680), (728, 31220), (784, 28990), (892, 25480), (910, 24976), (980, 23192), (1040, 21854), (1115, 20384), (1120, 20293), (1274, 17840), (1456, 15610), (1561, 14560), (1568, 14495), (1784, 12740), (1820, 12488), (1960, 11596), (2080, 10927), (2230, 10192), (2548, 8920), (2899, 7840), (2912, 7805), (3122, 7280), (3185, 7136), (3568, 6370), (3640, 6244), (3920, 5798), (4460, 5096)]