229295920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:243

約数の個数: 160

約数和(自身を含む): 634245120

約数和(自身を除く): 404949200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 71, 73, 79, 80, 112, 140, 142, 146, 158, 280, 284, 292, 316, 355, 365, 395, 497, 511, 553, 560, 568, 584, 632, 710, 730, 790, 994, 1022, 1106, 1136, 1168, 1264, 1420, 1460, 1580, 1988, 2044, 2212, 2485, 2555, 2765, 2840, 2920, 3160, 3976, 4088, 4424, 4970, 5110, 5183, 5530, 5609, 5680, 5767, 5840, 6320, 7952, 8176, 8848, 9940, 10220, 10366, 11060, 11218, 11534, 19880, 20440, 20732, 22120, 22436, 23068, 25915, 28045, 28835, 36281, 39263, 39760, 40369, 40880, 41464, 44240, 44872, 46136, 51830, 56090, 57670, 72562, 78526, 80738, 82928, 89744, 92272, 103660, 112180, 115340, 145124, 157052, 161476, 181405, 196315, 201845, 207320, 224360, 230680, 290248, 314104, 322952, 362810, 392630, 403690, 409457, 414640, 448720, 461360, 580496, 628208, 645904, 725620, 785260, 807380, 818914, 1451240, 1570520, 1614760, 1637828, 2047285, 2866199, 2902480, 3141040, 3229520, 3275656, 4094570, 5732398, 6551312, 8189140, 11464796, 14330995, 16378280, 22929592, 28661990, 32756560, 45859184, 57323980, 114647960, 229295920]

約数ペア:

[(1, 229295920), (2, 114647960), (4, 57323980), (5, 45859184), (7, 32756560), (8, 28661990), (10, 22929592), (14, 16378280), (16, 14330995), (20, 11464796), (28, 8189140), (35, 6551312), (40, 5732398), (56, 4094570), (70, 3275656), (71, 3229520), (73, 3141040), (79, 2902480), (80, 2866199), (112, 2047285), (140, 1637828), (142, 1614760), (146, 1570520), (158, 1451240), (280, 818914), (284, 807380), (292, 785260), (316, 725620), (355, 645904), (365, 628208), (395, 580496), (497, 461360), (511, 448720), (553, 414640), (560, 409457), (568, 403690), (584, 392630), (632, 362810), (710, 322952), (730, 314104), (790, 290248), (994, 230680), (1022, 224360), (1106, 207320), (1136, 201845), (1168, 196315), (1264, 181405), (1420, 161476), (1460, 157052), (1580, 145124), (1988, 115340), (2044, 112180), (2212, 103660), (2485, 92272), (2555, 89744), (2765, 82928), (2840, 80738), (2920, 78526), (3160, 72562), (3976, 57670), (4088, 56090), (4424, 51830), (4970, 46136), (5110, 44872), (5183, 44240), (5530, 41464), (5609, 40880), (5680, 40369), (5767, 39760), (5840, 39263), (6320, 36281), (7952, 28835), (8176, 28045), (8848, 25915), (9940, 23068), (10220, 22436), (10366, 22120), (11060, 20732), (11218, 20440), (11534, 19880)]