247537170

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:385

約数の個数: 144

約数和(自身を含む): 708035328

約数和(自身を除く): 460498158

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 31, 34, 45, 51, 62, 85, 90, 93, 102, 153, 155, 170, 186, 255, 279, 289, 306, 307, 310, 465, 510, 527, 558, 578, 614, 765, 867, 921, 930, 1054, 1395, 1445, 1530, 1535, 1581, 1734, 1842, 2601, 2635, 2763, 2790, 2890, 3070, 3162, 4335, 4605, 4743, 5202, 5219, 5270, 5526, 7905, 8670, 8959, 9210, 9486, 9517, 10438, 13005, 13815, 15657, 15810, 17918, 19034, 23715, 26010, 26095, 26877, 27630, 28551, 31314, 44795, 46971, 47430, 47585, 52190, 53754, 57102, 78285, 80631, 85653, 88723, 89590, 93942, 95170, 134385, 142755, 156570, 161262, 161789, 171306, 177446, 234855, 266169, 268770, 285510, 323578, 403155, 428265, 443615, 469710, 485367, 532338, 798507, 806310, 808945, 856530, 887230, 970734, 1330845, 1456101, 1597014, 1617890, 2426835, 2661690, 2750413, 2912202, 3992535, 4853670, 5500826, 7280505, 7985070, 8251239, 13752065, 14561010, 16502478, 24753717, 27504130, 41256195, 49507434, 82512390, 123768585, 247537170]

約数ペア:

[(1, 247537170), (2, 123768585), (3, 82512390), (5, 49507434), (6, 41256195), (9, 27504130), (10, 24753717), (15, 16502478), (17, 14561010), (18, 13752065), (30, 8251239), (31, 7985070), (34, 7280505), (45, 5500826), (51, 4853670), (62, 3992535), (85, 2912202), (90, 2750413), (93, 2661690), (102, 2426835), (153, 1617890), (155, 1597014), (170, 1456101), (186, 1330845), (255, 970734), (279, 887230), (289, 856530), (306, 808945), (307, 806310), (310, 798507), (465, 532338), (510, 485367), (527, 469710), (558, 443615), (578, 428265), (614, 403155), (765, 323578), (867, 285510), (921, 268770), (930, 266169), (1054, 234855), (1395, 177446), (1445, 171306), (1530, 161789), (1535, 161262), (1581, 156570), (1734, 142755), (1842, 134385), (2601, 95170), (2635, 93942), (2763, 89590), (2790, 88723), (2890, 85653), (3070, 80631), (3162, 78285), (4335, 57102), (4605, 53754), (4743, 52190), (5202, 47585), (5219, 47430), (5270, 46971), (5526, 44795), (7905, 31314), (8670, 28551), (8959, 27630), (9210, 26877), (9486, 26095), (9517, 26010), (10438, 23715), (13005, 19034), (13815, 17918), (15657, 15810)]