254689680

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:222

約数の個数: 320

約数和(自身を含む): 971366400

約数和(自身を除く): 716676720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 48, 56, 57, 60, 70, 76, 79, 80, 84, 95, 101, 105, 112, 114, 120, 133, 140, 152, 158, 168, 190, 202, 210, 228, 237, 240, 266, 280, 285, 303, 304, 316, 336, 380, 395, 399, 404, 420, 456, 474, 505, 532, 553, 560, 570, 606, 632, 665, 707, 760, 790, 798, 808, 840, 912, 948, 1010, 1064, 1106, 1140, 1185, 1212, 1264, 1330, 1414, 1501, 1515, 1520, 1580, 1596, 1616, 1659, 1680, 1896, 1919, 1995, 2020, 2121, 2128, 2212, 2280, 2370, 2424, 2660, 2765, 2828, 3002, 3030, 3160, 3192, 3318, 3535, 3792, 3838, 3990, 4040, 4242, 4424, 4503, 4560, 4740, 4848, 5320, 5530, 5656, 5757, 6004, 6060, 6320, 6384, 6636, 7070, 7505, 7676, 7979, 7980, 8080, 8295, 8484, 8848, 9006, 9480, 9595, 10507, 10605, 10640, 11060, 11312, 11514, 12008, 12120, 13272, 13433, 14140, 15010, 15352, 15958, 15960, 16590, 16968, 18012, 18960, 19190, 21014, 21210, 22120, 22515, 23028, 23937, 24016, 24240, 26544, 26866, 28280, 28785, 30020, 30704, 31521, 31916, 31920, 33180, 33936, 36024, 38380, 39895, 40299, 42028, 42420, 44240, 45030, 46056, 47874, 52535, 53732, 55853, 56560, 57570, 60040, 63042, 63832, 66360, 67165, 72048, 76760, 79790, 80598, 84056, 84840, 90060, 92112, 95748, 105070, 107464, 111706, 115140, 119685, 120080, 126084, 127664, 132720, 134330, 151601, 153520, 157605, 159580, 161196, 167559, 168112, 169680, 180120, 191496, 201495, 210140, 214928, 223412, 230280, 239370, 252168, 268660, 279265, 303202, 315210, 319160, 322392, 335118, 360240, 382992, 402990, 420280, 446824, 454803, 460560, 478740, 504336, 537320, 558530, 606404, 630420, 638320, 644784, 670236, 758005, 805980, 837795, 840560, 893648, 909606, 957480, 1061207, 1074640, 1117060, 1212808, 1260840, 1340472, 1516010, 1611960, 1675590, 1819212, 1914960, 2122414, 2234120, 2274015, 2425616, 2521680, 2680944, 3032020, 3183621, 3223920, 3351180, 3638424, 4244828, 4468240, 4548030, 5306035, 6064040, 6367242, 6702360, 7276848, 8489656, 9096060, 10612070, 12128080, 12734484, 13404720, 15918105, 16979312, 18192120, 21224140, 25468968, 31836210, 36384240, 42448280, 50937936, 63672420, 84896560, 127344840, 254689680]

約数ペア:

[(1, 254689680), (2, 127344840), (3, 84896560), (4, 63672420), (5, 50937936), (6, 42448280), (7, 36384240), (8, 31836210), (10, 25468968), (12, 21224140), (14, 18192120), (15, 16979312), (16, 15918105), (19, 13404720), (20, 12734484), (21, 12128080), (24, 10612070), (28, 9096060), (30, 8489656), (35, 7276848), (38, 6702360), (40, 6367242), (42, 6064040), (48, 5306035), (56, 4548030), (57, 4468240), (60, 4244828), (70, 3638424), (76, 3351180), (79, 3223920), (80, 3183621), (84, 3032020), (95, 2680944), (101, 2521680), (105, 2425616), (112, 2274015), (114, 2234120), (120, 2122414), (133, 1914960), (140, 1819212), (152, 1675590), (158, 1611960), (168, 1516010), (190, 1340472), (202, 1260840), (210, 1212808), (228, 1117060), (237, 1074640), (240, 1061207), (266, 957480), (280, 909606), (285, 893648), (303, 840560), (304, 837795), (316, 805980), (336, 758005), (380, 670236), (395, 644784), (399, 638320), (404, 630420), (420, 606404), (456, 558530), (474, 537320), (505, 504336), (532, 478740), (553, 460560), (560, 454803), (570, 446824), (606, 420280), (632, 402990), (665, 382992), (707, 360240), (760, 335118), (790, 322392), (798, 319160), (808, 315210), (840, 303202), (912, 279265), (948, 268660), (1010, 252168), (1064, 239370), (1106, 230280), (1140, 223412), (1185, 214928), (1212, 210140), (1264, 201495), (1330, 191496), (1414, 180120), (1501, 169680), (1515, 168112), (1520, 167559), (1580, 161196), (1596, 159580), (1616, 157605), (1659, 153520), (1680, 151601), (1896, 134330), (1919, 132720), (1995, 127664), (2020, 126084), (2121, 120080), (2128, 119685), (2212, 115140), (2280, 111706), (2370, 107464), (2424, 105070), (2660, 95748), (2765, 92112), (2828, 90060), (3002, 84840), (3030, 84056), (3160, 80598), (3192, 79790), (3318, 76760), (3535, 72048), (3792, 67165), (3838, 66360), (3990, 63832), (4040, 63042), (4242, 60040), (4424, 57570), (4503, 56560), (4560, 55853), (4740, 53732), (4848, 52535), (5320, 47874), (5530, 46056), (5656, 45030), (5757, 44240), (6004, 42420), (6060, 42028), (6320, 40299), (6384, 39895), (6636, 38380), (7070, 36024), (7505, 33936), (7676, 33180), (7979, 31920), (7980, 31916), (8080, 31521), (8295, 30704), (8484, 30020), (8848, 28785), (9006, 28280), (9480, 26866), (9595, 26544), (10507, 24240), (10605, 24016), (10640, 23937), (11060, 23028), (11312, 22515), (11514, 22120), (12008, 21210), (12120, 21014), (13272, 19190), (13433, 18960), (14140, 18012), (15010, 16968), (15352, 16590), (15958, 15960)]