237995940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{479}}^1$

素因数の和:531

約数の個数: 216

約数和(自身を含む): 841155840

約数和(自身を除く): 603159900

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 60, 65, 70, 78, 84, 91, 98, 105, 130, 140, 147, 156, 169, 182, 195, 196, 210, 245, 260, 273, 294, 338, 364, 390, 420, 455, 479, 490, 507, 546, 588, 637, 676, 735, 780, 845, 910, 958, 980, 1014, 1092, 1183, 1274, 1365, 1437, 1470, 1690, 1820, 1911, 1916, 2028, 2366, 2395, 2535, 2548, 2730, 2874, 2940, 3185, 3353, 3380, 3549, 3822, 4732, 4790, 5070, 5460, 5748, 5915, 6227, 6370, 6706, 7098, 7185, 7644, 8281, 9555, 9580, 10059, 10140, 11830, 12454, 12740, 13412, 14196, 14370, 16562, 16765, 17745, 18681, 19110, 20118, 23471, 23660, 24843, 24908, 28740, 31135, 33124, 33530, 35490, 37362, 38220, 40236, 41405, 43589, 46942, 49686, 50295, 62270, 67060, 70413, 70980, 74724, 80951, 82810, 87178, 93405, 93884, 99372, 100590, 117355, 124215, 124540, 130767, 140826, 161902, 165620, 174356, 186810, 201180, 217945, 234710, 242853, 248430, 261534, 281652, 305123, 323804, 352065, 373620, 404755, 435890, 469420, 485706, 496860, 523068, 566657, 610246, 653835, 704130, 809510, 871780, 915369, 971412, 1133314, 1214265, 1220492, 1307670, 1408260, 1525615, 1619020, 1699971, 1830738, 2266628, 2428530, 2615340, 2833285, 3051230, 3399942, 3661476, 3966599, 4576845, 4857060, 5666570, 6102460, 6799884, 7933198, 8499855, 9153690, 11333140, 11899797, 15866396, 16999710, 18307380, 19832995, 23799594, 33999420, 39665990, 47599188, 59498985, 79331980, 118997970, 237995940]

約数ペア:

[(1, 237995940), (2, 118997970), (3, 79331980), (4, 59498985), (5, 47599188), (6, 39665990), (7, 33999420), (10, 23799594), (12, 19832995), (13, 18307380), (14, 16999710), (15, 15866396), (20, 11899797), (21, 11333140), (26, 9153690), (28, 8499855), (30, 7933198), (35, 6799884), (39, 6102460), (42, 5666570), (49, 4857060), (52, 4576845), (60, 3966599), (65, 3661476), (70, 3399942), (78, 3051230), (84, 2833285), (91, 2615340), (98, 2428530), (105, 2266628), (130, 1830738), (140, 1699971), (147, 1619020), (156, 1525615), (169, 1408260), (182, 1307670), (195, 1220492), (196, 1214265), (210, 1133314), (245, 971412), (260, 915369), (273, 871780), (294, 809510), (338, 704130), (364, 653835), (390, 610246), (420, 566657), (455, 523068), (479, 496860), (490, 485706), (507, 469420), (546, 435890), (588, 404755), (637, 373620), (676, 352065), (735, 323804), (780, 305123), (845, 281652), (910, 261534), (958, 248430), (980, 242853), (1014, 234710), (1092, 217945), (1183, 201180), (1274, 186810), (1365, 174356), (1437, 165620), (1470, 161902), (1690, 140826), (1820, 130767), (1911, 124540), (1916, 124215), (2028, 117355), (2366, 100590), (2395, 99372), (2535, 93884), (2548, 93405), (2730, 87178), (2874, 82810), (2940, 80951), (3185, 74724), (3353, 70980), (3380, 70413), (3549, 67060), (3822, 62270), (4732, 50295), (4790, 49686), (5070, 46942), (5460, 43589), (5748, 41405), (5915, 40236), (6227, 38220), (6370, 37362), (6706, 35490), (7098, 33530), (7185, 33124), (7644, 31135), (8281, 28740), (9555, 24908), (9580, 24843), (10059, 23660), (10140, 23471), (11830, 20118), (12454, 19110), (12740, 18681), (13412, 17745), (14196, 16765), (14370, 16562)]