259693980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47563}}^1$

素因数の和:47595

約数の個数: 96

約数和(自身を含む): 894964224

約数和(自身を除く): 635270244

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 47563, 95126, 142689, 190252, 237815, 285378, 332941, 475630, 570756, 618319, 665882, 713445, 951260, 998823, 1236638, 1331764, 1426890, 1664705, 1854957, 1997646, 2473276, 2853780, 3091595, 3329410, 3709914, 3995292, 4328233, 4994115, 6183190, 6658820, 7419828, 8656466, 9274785, 9988230, 12366380, 12984699, 17312932, 18549570, 19976460, 21641165, 25969398, 37099140, 43282330, 51938796, 64923495, 86564660, 129846990, 259693980]

約数ペア:

[(1, 259693980), (2, 129846990), (3, 86564660), (4, 64923495), (5, 51938796), (6, 43282330), (7, 37099140), (10, 25969398), (12, 21641165), (13, 19976460), (14, 18549570), (15, 17312932), (20, 12984699), (21, 12366380), (26, 9988230), (28, 9274785), (30, 8656466), (35, 7419828), (39, 6658820), (42, 6183190), (52, 4994115), (60, 4328233), (65, 3995292), (70, 3709914), (78, 3329410), (84, 3091595), (91, 2853780), (105, 2473276), (130, 1997646), (140, 1854957), (156, 1664705), (182, 1426890), (195, 1331764), (210, 1236638), (260, 998823), (273, 951260), (364, 713445), (390, 665882), (420, 618319), (455, 570756), (546, 475630), (780, 332941), (910, 285378), (1092, 237815), (1365, 190252), (1820, 142689), (2730, 95126), (5460, 47563)]