211261680

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{251}}^1$

素因数の和:444

約数の個数: 240

約数和(自身を含む): 818947584

約数和(自身を除く): 607685904

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 167, 168, 180, 210, 240, 251, 252, 280, 315, 334, 336, 360, 420, 501, 502, 504, 560, 630, 668, 720, 753, 835, 840, 1002, 1004, 1008, 1169, 1255, 1260, 1336, 1503, 1506, 1670, 1680, 1757, 2004, 2008, 2259, 2338, 2505, 2510, 2520, 2672, 3006, 3012, 3340, 3507, 3514, 3765, 4008, 4016, 4518, 4676, 5010, 5020, 5040, 5271, 5845, 6012, 6024, 6680, 7014, 7028, 7515, 7530, 8016, 8785, 9036, 9352, 10020, 10040, 10521, 10542, 11295, 11690, 12024, 12048, 13360, 14028, 14056, 15030, 15060, 15813, 17535, 17570, 18072, 18704, 20040, 20080, 21042, 21084, 22590, 23380, 24048, 26355, 28056, 28112, 30060, 30120, 31626, 35070, 35140, 36144, 40080, 41917, 42084, 42168, 45180, 46760, 52605, 52710, 56112, 60120, 60240, 63252, 70140, 70280, 79065, 83834, 84168, 84336, 90360, 93520, 105210, 105420, 120240, 125751, 126504, 140280, 140560, 158130, 167668, 168336, 180720, 209585, 210420, 210840, 251502, 253008, 280560, 293419, 316260, 335336, 377253, 419170, 420840, 421680, 503004, 586838, 628755, 632520, 670672, 754506, 838340, 841680, 880257, 1006008, 1173676, 1257510, 1265040, 1467095, 1509012, 1676680, 1760514, 1886265, 2012016, 2347352, 2515020, 2640771, 2934190, 3018024, 3353360, 3521028, 3772530, 4401285, 4694704, 5030040, 5281542, 5868380, 6036048, 7042056, 7545060, 8802570, 10060080, 10563084, 11736760, 13203855, 14084112, 15090120, 17605140, 21126168, 23473520, 26407710, 30180240, 35210280, 42252336, 52815420, 70420560, 105630840, 211261680]

約数ペア:

[(1, 211261680), (2, 105630840), (3, 70420560), (4, 52815420), (5, 42252336), (6, 35210280), (7, 30180240), (8, 26407710), (9, 23473520), (10, 21126168), (12, 17605140), (14, 15090120), (15, 14084112), (16, 13203855), (18, 11736760), (20, 10563084), (21, 10060080), (24, 8802570), (28, 7545060), (30, 7042056), (35, 6036048), (36, 5868380), (40, 5281542), (42, 5030040), (45, 4694704), (48, 4401285), (56, 3772530), (60, 3521028), (63, 3353360), (70, 3018024), (72, 2934190), (80, 2640771), (84, 2515020), (90, 2347352), (105, 2012016), (112, 1886265), (120, 1760514), (126, 1676680), (140, 1509012), (144, 1467095), (167, 1265040), (168, 1257510), (180, 1173676), (210, 1006008), (240, 880257), (251, 841680), (252, 838340), (280, 754506), (315, 670672), (334, 632520), (336, 628755), (360, 586838), (420, 503004), (501, 421680), (502, 420840), (504, 419170), (560, 377253), (630, 335336), (668, 316260), (720, 293419), (753, 280560), (835, 253008), (840, 251502), (1002, 210840), (1004, 210420), (1008, 209585), (1169, 180720), (1255, 168336), (1260, 167668), (1336, 158130), (1503, 140560), (1506, 140280), (1670, 126504), (1680, 125751), (1757, 120240), (2004, 105420), (2008, 105210), (2259, 93520), (2338, 90360), (2505, 84336), (2510, 84168), (2520, 83834), (2672, 79065), (3006, 70280), (3012, 70140), (3340, 63252), (3507, 60240), (3514, 60120), (3765, 56112), (4008, 52710), (4016, 52605), (4518, 46760), (4676, 45180), (5010, 42168), (5020, 42084), (5040, 41917), (5271, 40080), (5845, 36144), (6012, 35140), (6024, 35070), (6680, 31626), (7014, 30120), (7028, 30060), (7515, 28112), (7530, 28056), (8016, 26355), (8785, 24048), (9036, 23380), (9352, 22590), (10020, 21084), (10040, 21042), (10521, 20080), (10542, 20040), (11295, 18704), (11690, 18072), (12024, 17570), (12048, 17535), (13360, 15813), (14028, 15060), (14056, 15030)]