78949080

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{59}}^2$

素因数の和:148

約数の個数: 240

約数和(自身を含む): 308491920

約数和(自身を除く): 229542840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 59, 60, 63, 70, 72, 81, 84, 90, 105, 108, 118, 120, 126, 135, 140, 162, 168, 177, 180, 189, 210, 216, 236, 252, 270, 280, 295, 315, 324, 354, 360, 378, 405, 413, 420, 472, 504, 531, 540, 567, 590, 630, 648, 708, 756, 810, 826, 840, 885, 945, 1062, 1080, 1134, 1180, 1239, 1260, 1416, 1512, 1593, 1620, 1652, 1770, 1890, 2065, 2124, 2268, 2360, 2478, 2520, 2655, 2835, 3186, 3240, 3304, 3481, 3540, 3717, 3780, 4130, 4248, 4536, 4779, 4956, 5310, 5670, 6195, 6372, 6962, 7080, 7434, 7560, 7965, 8260, 9558, 9912, 10443, 10620, 11151, 11340, 12390, 12744, 13924, 14868, 15930, 16520, 17405, 18585, 19116, 20886, 21240, 22302, 22680, 23895, 24367, 24780, 27848, 29736, 31329, 31860, 33453, 34810, 37170, 38232, 41772, 44604, 47790, 48734, 49560, 52215, 55755, 62658, 63720, 66906, 69620, 73101, 74340, 83544, 89208, 93987, 95580, 97468, 104430, 111510, 121835, 125316, 133812, 139240, 146202, 148680, 156645, 167265, 187974, 191160, 194936, 208860, 219303, 223020, 243670, 250632, 267624, 281961, 292404, 313290, 334530, 365505, 375948, 417720, 438606, 446040, 469935, 487340, 563922, 584808, 626580, 657909, 669060, 731010, 751896, 877212, 939870, 974680, 1096515, 1127844, 1253160, 1315818, 1338120, 1409805, 1462020, 1754424, 1879740, 1973727, 2193030, 2255688, 2631636, 2819610, 2924040, 3289545, 3759480, 3947454, 4386060, 5263272, 5639220, 6579090, 7894908, 8772120, 9868635, 11278440, 13158180, 15789816, 19737270, 26316360, 39474540, 78949080]

約数ペア:

[(1, 78949080), (2, 39474540), (3, 26316360), (4, 19737270), (5, 15789816), (6, 13158180), (7, 11278440), (8, 9868635), (9, 8772120), (10, 7894908), (12, 6579090), (14, 5639220), (15, 5263272), (18, 4386060), (20, 3947454), (21, 3759480), (24, 3289545), (27, 2924040), (28, 2819610), (30, 2631636), (35, 2255688), (36, 2193030), (40, 1973727), (42, 1879740), (45, 1754424), (54, 1462020), (56, 1409805), (59, 1338120), (60, 1315818), (63, 1253160), (70, 1127844), (72, 1096515), (81, 974680), (84, 939870), (90, 877212), (105, 751896), (108, 731010), (118, 669060), (120, 657909), (126, 626580), (135, 584808), (140, 563922), (162, 487340), (168, 469935), (177, 446040), (180, 438606), (189, 417720), (210, 375948), (216, 365505), (236, 334530), (252, 313290), (270, 292404), (280, 281961), (295, 267624), (315, 250632), (324, 243670), (354, 223020), (360, 219303), (378, 208860), (405, 194936), (413, 191160), (420, 187974), (472, 167265), (504, 156645), (531, 148680), (540, 146202), (567, 139240), (590, 133812), (630, 125316), (648, 121835), (708, 111510), (756, 104430), (810, 97468), (826, 95580), (840, 93987), (885, 89208), (945, 83544), (1062, 74340), (1080, 73101), (1134, 69620), (1180, 66906), (1239, 63720), (1260, 62658), (1416, 55755), (1512, 52215), (1593, 49560), (1620, 48734), (1652, 47790), (1770, 44604), (1890, 41772), (2065, 38232), (2124, 37170), (2268, 34810), (2360, 33453), (2478, 31860), (2520, 31329), (2655, 29736), (2835, 27848), (3186, 24780), (3240, 24367), (3304, 23895), (3481, 22680), (3540, 22302), (3717, 21240), (3780, 20886), (4130, 19116), (4248, 18585), (4536, 17405), (4779, 16520), (4956, 15930), (5310, 14868), (5670, 13924), (6195, 12744), (6372, 12390), (6962, 11340), (7080, 11151), (7434, 10620), (7560, 10443), (7965, 9912), (8260, 9558)]