78298080

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{3329}}^1$

素因数の和:3361

約数の個数: 144

約数和(自身を含む): 286992720

約数和(自身を除く): 208694640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 784, 840, 980, 1120, 1176, 1470, 1568, 1680, 1960, 2352, 2940, 3329, 3360, 3920, 4704, 5880, 6658, 7840, 9987, 11760, 13316, 16645, 19974, 23303, 23520, 26632, 33290, 39948, 46606, 49935, 53264, 66580, 69909, 79896, 93212, 99870, 106528, 116515, 133160, 139818, 159792, 163121, 186424, 199740, 233030, 266320, 279636, 319584, 326242, 349545, 372848, 399480, 466060, 489363, 532640, 559272, 652484, 699090, 745696, 798960, 815605, 932120, 978726, 1118544, 1304968, 1398180, 1597920, 1631210, 1864240, 1957452, 2237088, 2446815, 2609936, 2796360, 3262420, 3728480, 3914904, 4893630, 5219872, 5592720, 6524840, 7829808, 9787260, 11185440, 13049680, 15659616, 19574520, 26099360, 39149040, 78298080]

約数ペア:

[(1, 78298080), (2, 39149040), (3, 26099360), (4, 19574520), (5, 15659616), (6, 13049680), (7, 11185440), (8, 9787260), (10, 7829808), (12, 6524840), (14, 5592720), (15, 5219872), (16, 4893630), (20, 3914904), (21, 3728480), (24, 3262420), (28, 2796360), (30, 2609936), (32, 2446815), (35, 2237088), (40, 1957452), (42, 1864240), (48, 1631210), (49, 1597920), (56, 1398180), (60, 1304968), (70, 1118544), (80, 978726), (84, 932120), (96, 815605), (98, 798960), (105, 745696), (112, 699090), (120, 652484), (140, 559272), (147, 532640), (160, 489363), (168, 466060), (196, 399480), (210, 372848), (224, 349545), (240, 326242), (245, 319584), (280, 279636), (294, 266320), (336, 233030), (392, 199740), (420, 186424), (480, 163121), (490, 159792), (560, 139818), (588, 133160), (672, 116515), (735, 106528), (784, 99870), (840, 93212), (980, 79896), (1120, 69909), (1176, 66580), (1470, 53264), (1568, 49935), (1680, 46606), (1960, 39948), (2352, 33290), (2940, 26632), (3329, 23520), (3360, 23303), (3920, 19974), (4704, 16645), (5880, 13316), (6658, 11760), (7840, 9987)]