268967580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{281}}^1$

素因数の和:396

約数の個数: 192

約数和(自身を含む): 900523008

約数和(自身を除く): 631555428

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 43, 53, 60, 70, 84, 86, 105, 106, 129, 140, 159, 172, 210, 212, 215, 258, 265, 281, 301, 318, 371, 420, 430, 516, 530, 562, 602, 636, 645, 742, 795, 843, 860, 903, 1060, 1113, 1124, 1204, 1290, 1405, 1484, 1505, 1590, 1686, 1806, 1855, 1967, 2226, 2279, 2580, 2810, 3010, 3180, 3372, 3612, 3710, 3934, 4215, 4452, 4515, 4558, 5565, 5620, 5901, 6020, 6837, 7420, 7868, 8430, 9030, 9116, 9835, 11130, 11395, 11802, 12083, 13674, 14893, 15953, 16860, 18060, 19670, 22260, 22790, 23604, 24166, 27348, 29505, 29786, 31906, 34185, 36249, 39340, 44679, 45580, 47859, 48332, 59010, 59572, 60415, 63812, 68370, 72498, 74465, 79765, 84581, 89358, 95718, 104251, 118020, 120830, 136740, 144996, 148930, 159530, 169162, 178716, 181245, 191436, 208502, 223395, 239295, 241660, 253743, 297860, 312753, 319060, 338324, 362490, 417004, 422905, 446790, 478590, 507486, 521255, 625506, 640399, 724980, 845810, 893580, 957180, 1014972, 1042510, 1251012, 1268715, 1280798, 1563765, 1691620, 1921197, 2085020, 2537430, 2561596, 3127530, 3201995, 3842394, 4482793, 5074860, 6255060, 6403990, 7684788, 8965586, 9605985, 12807980, 13448379, 17931172, 19211970, 22413965, 26896758, 38423940, 44827930, 53793516, 67241895, 89655860, 134483790, 268967580]

約数ペア:

[(1, 268967580), (2, 134483790), (3, 89655860), (4, 67241895), (5, 53793516), (6, 44827930), (7, 38423940), (10, 26896758), (12, 22413965), (14, 19211970), (15, 17931172), (20, 13448379), (21, 12807980), (28, 9605985), (30, 8965586), (35, 7684788), (42, 6403990), (43, 6255060), (53, 5074860), (60, 4482793), (70, 3842394), (84, 3201995), (86, 3127530), (105, 2561596), (106, 2537430), (129, 2085020), (140, 1921197), (159, 1691620), (172, 1563765), (210, 1280798), (212, 1268715), (215, 1251012), (258, 1042510), (265, 1014972), (281, 957180), (301, 893580), (318, 845810), (371, 724980), (420, 640399), (430, 625506), (516, 521255), (530, 507486), (562, 478590), (602, 446790), (636, 422905), (645, 417004), (742, 362490), (795, 338324), (843, 319060), (860, 312753), (903, 297860), (1060, 253743), (1113, 241660), (1124, 239295), (1204, 223395), (1290, 208502), (1405, 191436), (1484, 181245), (1505, 178716), (1590, 169162), (1686, 159530), (1806, 148930), (1855, 144996), (1967, 136740), (2226, 120830), (2279, 118020), (2580, 104251), (2810, 95718), (3010, 89358), (3180, 84581), (3372, 79765), (3612, 74465), (3710, 72498), (3934, 68370), (4215, 63812), (4452, 60415), (4515, 59572), (4558, 59010), (5565, 48332), (5620, 47859), (5901, 45580), (6020, 44679), (6837, 39340), (7420, 36249), (7868, 34185), (8430, 31906), (9030, 29786), (9116, 29505), (9835, 27348), (11130, 24166), (11395, 23604), (11802, 22790), (12083, 22260), (13674, 19670), (14893, 18060), (15953, 16860)]