213075280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{14243}}^1$

素因数の和:14284

約数の個数: 80

約数和(自身を含む): 572266944

約数和(自身を除く): 359191664

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 170, 176, 187, 220, 272, 340, 374, 440, 680, 748, 880, 935, 1360, 1496, 1870, 2992, 3740, 7480, 14243, 14960, 28486, 56972, 71215, 113944, 142430, 156673, 227888, 242131, 284860, 313346, 484262, 569720, 626692, 783365, 968524, 1139440, 1210655, 1253384, 1566730, 1937048, 2421310, 2506768, 2663441, 3133460, 3874096, 4842620, 5326882, 6266920, 9685240, 10653764, 12533840, 13317205, 19370480, 21307528, 26634410, 42615056, 53268820, 106537640, 213075280]

約数ペア:

[(1, 213075280), (2, 106537640), (4, 53268820), (5, 42615056), (8, 26634410), (10, 21307528), (11, 19370480), (16, 13317205), (17, 12533840), (20, 10653764), (22, 9685240), (34, 6266920), (40, 5326882), (44, 4842620), (55, 3874096), (68, 3133460), (80, 2663441), (85, 2506768), (88, 2421310), (110, 1937048), (136, 1566730), (170, 1253384), (176, 1210655), (187, 1139440), (220, 968524), (272, 783365), (340, 626692), (374, 569720), (440, 484262), (680, 313346), (748, 284860), (880, 242131), (935, 227888), (1360, 156673), (1496, 142430), (1870, 113944), (2992, 71215), (3740, 56972), (7480, 28486), (14243, 14960)]