245264760

素因数分解:

$2^3\times 3^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{647}}^1$

素因数の和:689

約数の個数: 224

約数和(自身を含む): 892412640

約数和(自身を除く): 647147880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 81, 90, 104, 108, 117, 120, 130, 135, 156, 162, 180, 195, 216, 234, 243, 260, 270, 312, 324, 351, 360, 390, 405, 468, 486, 520, 540, 585, 647, 648, 702, 729, 780, 810, 936, 972, 1053, 1080, 1170, 1215, 1294, 1404, 1458, 1560, 1620, 1755, 1941, 1944, 2106, 2340, 2430, 2588, 2808, 2916, 3159, 3235, 3240, 3510, 3645, 3882, 4212, 4680, 4860, 5176, 5265, 5823, 5832, 6318, 6470, 7020, 7290, 7764, 8411, 8424, 9477, 9705, 9720, 10530, 11646, 12636, 12940, 14040, 14580, 15528, 15795, 16822, 17469, 18954, 19410, 21060, 23292, 25233, 25272, 25880, 29115, 29160, 31590, 33644, 34938, 37908, 38820, 42055, 42120, 46584, 47385, 50466, 52407, 58230, 63180, 67288, 69876, 75699, 75816, 77640, 84110, 87345, 94770, 100932, 104814, 116460, 126165, 126360, 139752, 151398, 157221, 168220, 174690, 189540, 201864, 209628, 227097, 232920, 252330, 262035, 302796, 314442, 336440, 349380, 378495, 379080, 419256, 454194, 471663, 504660, 524070, 605592, 628884, 681291, 698760, 756990, 786105, 908388, 943326, 1009320, 1048140, 1135485, 1257768, 1362582, 1513980, 1572210, 1816776, 1886652, 2043873, 2096280, 2270970, 2358315, 2725164, 3027960, 3144420, 3406455, 3773304, 4087746, 4541940, 4716630, 5450328, 6131619, 6288840, 6812910, 8175492, 9083880, 9433260, 10219365, 12263238, 13625820, 16350984, 18866520, 20438730, 24526476, 27251640, 30658095, 40877460, 49052952, 61316190, 81754920, 122632380, 245264760]

約数ペア:

[(1, 245264760), (2, 122632380), (3, 81754920), (4, 61316190), (5, 49052952), (6, 40877460), (8, 30658095), (9, 27251640), (10, 24526476), (12, 20438730), (13, 18866520), (15, 16350984), (18, 13625820), (20, 12263238), (24, 10219365), (26, 9433260), (27, 9083880), (30, 8175492), (36, 6812910), (39, 6288840), (40, 6131619), (45, 5450328), (52, 4716630), (54, 4541940), (60, 4087746), (65, 3773304), (72, 3406455), (78, 3144420), (81, 3027960), (90, 2725164), (104, 2358315), (108, 2270970), (117, 2096280), (120, 2043873), (130, 1886652), (135, 1816776), (156, 1572210), (162, 1513980), (180, 1362582), (195, 1257768), (216, 1135485), (234, 1048140), (243, 1009320), (260, 943326), (270, 908388), (312, 786105), (324, 756990), (351, 698760), (360, 681291), (390, 628884), (405, 605592), (468, 524070), (486, 504660), (520, 471663), (540, 454194), (585, 419256), (647, 379080), (648, 378495), (702, 349380), (729, 336440), (780, 314442), (810, 302796), (936, 262035), (972, 252330), (1053, 232920), (1080, 227097), (1170, 209628), (1215, 201864), (1294, 189540), (1404, 174690), (1458, 168220), (1560, 157221), (1620, 151398), (1755, 139752), (1941, 126360), (1944, 126165), (2106, 116460), (2340, 104814), (2430, 100932), (2588, 94770), (2808, 87345), (2916, 84110), (3159, 77640), (3235, 75816), (3240, 75699), (3510, 69876), (3645, 67288), (3882, 63180), (4212, 58230), (4680, 52407), (4860, 50466), (5176, 47385), (5265, 46584), (5823, 42120), (5832, 42055), (6318, 38820), (6470, 37908), (7020, 34938), (7290, 33644), (7764, 31590), (8411, 29160), (8424, 29115), (9477, 25880), (9705, 25272), (9720, 25233), (10530, 23292), (11646, 21060), (12636, 19410), (12940, 18954), (14040, 17469), (14580, 16822), (15528, 15795)]