245835730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:200

約数の個数: 128

約数和(自身を含む): 558379008

約数和(自身を除く): 312543278

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 43, 46, 53, 67, 70, 86, 106, 115, 134, 161, 215, 230, 265, 301, 322, 335, 371, 430, 469, 530, 602, 670, 742, 805, 938, 989, 1219, 1505, 1541, 1610, 1855, 1978, 2279, 2345, 2438, 2881, 3010, 3082, 3551, 3710, 4558, 4690, 4945, 5762, 6095, 6923, 7102, 7705, 8533, 9890, 10787, 11395, 12190, 13846, 14405, 15410, 15953, 17066, 17755, 20167, 21574, 22790, 24857, 28810, 31906, 34615, 35510, 40334, 42665, 49714, 52417, 53935, 66263, 69230, 79765, 81673, 85330, 100835, 104834, 107870, 124285, 132526, 152693, 159530, 163346, 201670, 248570, 262085, 305386, 331315, 366919, 408365, 463841, 524170, 571711, 662630, 733838, 763465, 816730, 927682, 1068851, 1143422, 1526930, 1834595, 2137702, 2319205, 2858555, 3511939, 3669190, 4638410, 5344255, 5717110, 7023878, 10688510, 17559695, 24583573, 35119390, 49167146, 122917865, 245835730]

約数ペア:

[(1, 245835730), (2, 122917865), (5, 49167146), (7, 35119390), (10, 24583573), (14, 17559695), (23, 10688510), (35, 7023878), (43, 5717110), (46, 5344255), (53, 4638410), (67, 3669190), (70, 3511939), (86, 2858555), (106, 2319205), (115, 2137702), (134, 1834595), (161, 1526930), (215, 1143422), (230, 1068851), (265, 927682), (301, 816730), (322, 763465), (335, 733838), (371, 662630), (430, 571711), (469, 524170), (530, 463841), (602, 408365), (670, 366919), (742, 331315), (805, 305386), (938, 262085), (989, 248570), (1219, 201670), (1505, 163346), (1541, 159530), (1610, 152693), (1855, 132526), (1978, 124285), (2279, 107870), (2345, 104834), (2438, 100835), (2881, 85330), (3010, 81673), (3082, 79765), (3551, 69230), (3710, 66263), (4558, 53935), (4690, 52417), (4945, 49714), (5762, 42665), (6095, 40334), (6923, 35510), (7102, 34615), (7705, 31906), (8533, 28810), (9890, 24857), (10787, 22790), (11395, 21574), (12190, 20167), (13846, 17755), (14405, 17066), (15410, 15953)]