223037980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:331

約数の個数: 96

約数和(自身を含む): 526901760

約数和(自身を除く): 303863780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 71, 109, 110, 131, 142, 218, 220, 262, 284, 355, 436, 524, 545, 655, 710, 781, 1090, 1199, 1310, 1420, 1441, 1562, 2180, 2398, 2620, 2882, 3124, 3905, 4796, 5764, 5995, 7205, 7739, 7810, 9301, 11990, 14279, 14410, 15478, 15620, 18602, 23980, 28558, 28820, 30956, 37204, 38695, 46505, 57116, 71395, 77390, 85129, 93010, 102311, 142790, 154780, 157069, 170258, 186020, 204622, 285580, 314138, 340516, 409244, 425645, 511555, 628276, 785345, 851290, 1013809, 1023110, 1570690, 1702580, 2027618, 2046220, 3141380, 4055236, 5069045, 10138090, 11151899, 20276180, 22303798, 44607596, 55759495, 111518990, 223037980]

約数ペア:

[(1, 223037980), (2, 111518990), (4, 55759495), (5, 44607596), (10, 22303798), (11, 20276180), (20, 11151899), (22, 10138090), (44, 5069045), (55, 4055236), (71, 3141380), (109, 2046220), (110, 2027618), (131, 1702580), (142, 1570690), (218, 1023110), (220, 1013809), (262, 851290), (284, 785345), (355, 628276), (436, 511555), (524, 425645), (545, 409244), (655, 340516), (710, 314138), (781, 285580), (1090, 204622), (1199, 186020), (1310, 170258), (1420, 157069), (1441, 154780), (1562, 142790), (2180, 102311), (2398, 93010), (2620, 85129), (2882, 77390), (3124, 71395), (3905, 57116), (4796, 46505), (5764, 38695), (5995, 37204), (7205, 30956), (7739, 28820), (7810, 28558), (9301, 23980), (11990, 18602), (14279, 15620), (14410, 15478)]