289289630

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1$

素因数の和:263

約数の個数: 128

約数和(自身を含む): 670464000

約数和(自身を除く): 381174370

約数列:

[1, 2, 5, 7, 10, 14, 19, 23, 35, 38, 46, 49, 70, 95, 98, 115, 133, 161, 190, 193, 230, 245, 266, 322, 343, 386, 437, 490, 665, 686, 805, 874, 931, 965, 1127, 1330, 1351, 1610, 1715, 1862, 1930, 2185, 2254, 2702, 3059, 3430, 3667, 4370, 4439, 4655, 5635, 6118, 6517, 6755, 7334, 7889, 8878, 9310, 9457, 11270, 13034, 13510, 15295, 15778, 18335, 18914, 21413, 22195, 25669, 30590, 31073, 32585, 36670, 39445, 42826, 44390, 47285, 51338, 62146, 65170, 66199, 78890, 84341, 94570, 107065, 128345, 132398, 149891, 155365, 168682, 179683, 214130, 217511, 256690, 299782, 310730, 330995, 359366, 421705, 435022, 590387, 661990, 749455, 843410, 898415, 1087555, 1180774, 1257781, 1498910, 1522577, 1796830, 2175110, 2515562, 2951935, 3045154, 4132709, 5903870, 6288905, 7612885, 8265418, 12577810, 15225770, 20663545, 28928963, 41327090, 57857926, 144644815, 289289630]

約数ペア:

[(1, 289289630), (2, 144644815), (5, 57857926), (7, 41327090), (10, 28928963), (14, 20663545), (19, 15225770), (23, 12577810), (35, 8265418), (38, 7612885), (46, 6288905), (49, 5903870), (70, 4132709), (95, 3045154), (98, 2951935), (115, 2515562), (133, 2175110), (161, 1796830), (190, 1522577), (193, 1498910), (230, 1257781), (245, 1180774), (266, 1087555), (322, 898415), (343, 843410), (386, 749455), (437, 661990), (490, 590387), (665, 435022), (686, 421705), (805, 359366), (874, 330995), (931, 310730), (965, 299782), (1127, 256690), (1330, 217511), (1351, 214130), (1610, 179683), (1715, 168682), (1862, 155365), (1930, 149891), (2185, 132398), (2254, 128345), (2702, 107065), (3059, 94570), (3430, 84341), (3667, 78890), (4370, 66199), (4439, 65170), (4655, 62146), (5635, 51338), (6118, 47285), (6517, 44390), (6755, 42826), (7334, 39445), (7889, 36670), (8878, 32585), (9310, 31073), (9457, 30590), (11270, 25669), (13034, 22195), (13510, 21413), (15295, 18914), (15778, 18335)]