305214840

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3907}}^1$

素因数の和:3962

約数の個数: 192

約数和(自身を含む): 1170524160

約数和(自身を除く): 865309320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 31, 35, 36, 40, 42, 45, 56, 60, 62, 63, 70, 72, 84, 90, 93, 105, 120, 124, 126, 140, 155, 168, 180, 186, 210, 217, 248, 252, 279, 280, 310, 315, 360, 372, 420, 434, 465, 504, 558, 620, 630, 651, 744, 840, 868, 930, 1085, 1116, 1240, 1260, 1302, 1395, 1736, 1860, 1953, 2170, 2232, 2520, 2604, 2790, 3255, 3720, 3906, 3907, 4340, 5208, 5580, 6510, 7812, 7814, 8680, 9765, 11160, 11721, 13020, 15624, 15628, 19530, 19535, 23442, 26040, 27349, 31256, 35163, 39060, 39070, 46884, 54698, 58605, 70326, 78120, 78140, 82047, 93768, 109396, 117210, 121117, 136745, 140652, 156280, 164094, 175815, 218792, 234420, 242234, 246141, 273490, 281304, 328188, 351630, 363351, 410235, 468840, 484468, 492282, 546980, 605585, 656376, 703260, 726702, 820470, 847819, 968936, 984564, 1090053, 1093960, 1211170, 1230705, 1406520, 1453404, 1640940, 1695638, 1816755, 1969128, 2180106, 2422340, 2461410, 2543457, 2906808, 3281880, 3391276, 3633510, 4239095, 4360212, 4844680, 4922820, 5086914, 5450265, 6782552, 7267020, 7630371, 8478190, 8720424, 9845640, 10173828, 10900530, 12717285, 14534040, 15260742, 16956380, 20347656, 21801060, 25434570, 30521484, 33912760, 38151855, 43602120, 50869140, 61042968, 76303710, 101738280, 152607420, 305214840]

約数ペア:

[(1, 305214840), (2, 152607420), (3, 101738280), (4, 76303710), (5, 61042968), (6, 50869140), (7, 43602120), (8, 38151855), (9, 33912760), (10, 30521484), (12, 25434570), (14, 21801060), (15, 20347656), (18, 16956380), (20, 15260742), (21, 14534040), (24, 12717285), (28, 10900530), (30, 10173828), (31, 9845640), (35, 8720424), (36, 8478190), (40, 7630371), (42, 7267020), (45, 6782552), (56, 5450265), (60, 5086914), (62, 4922820), (63, 4844680), (70, 4360212), (72, 4239095), (84, 3633510), (90, 3391276), (93, 3281880), (105, 2906808), (120, 2543457), (124, 2461410), (126, 2422340), (140, 2180106), (155, 1969128), (168, 1816755), (180, 1695638), (186, 1640940), (210, 1453404), (217, 1406520), (248, 1230705), (252, 1211170), (279, 1093960), (280, 1090053), (310, 984564), (315, 968936), (360, 847819), (372, 820470), (420, 726702), (434, 703260), (465, 656376), (504, 605585), (558, 546980), (620, 492282), (630, 484468), (651, 468840), (744, 410235), (840, 363351), (868, 351630), (930, 328188), (1085, 281304), (1116, 273490), (1240, 246141), (1260, 242234), (1302, 234420), (1395, 218792), (1736, 175815), (1860, 164094), (1953, 156280), (2170, 140652), (2232, 136745), (2520, 121117), (2604, 117210), (2790, 109396), (3255, 93768), (3720, 82047), (3906, 78140), (3907, 78120), (4340, 70326), (5208, 58605), (5580, 54698), (6510, 46884), (7812, 39070), (7814, 39060), (8680, 35163), (9765, 31256), (11160, 27349), (11721, 26040), (13020, 23442), (15624, 19535), (15628, 19530)]