79974720

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{3967}}^1$

素因数の和:3997

約数の個数: 168

約数和(自身を含む): 314456064

約数和(自身を除く): 234481344

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1680, 2016, 2240, 2520, 2880, 3360, 3967, 4032, 5040, 6720, 7934, 10080, 11901, 15868, 19835, 20160, 23802, 27769, 31736, 35703, 39670, 47604, 55538, 59505, 63472, 71406, 79340, 83307, 95208, 111076, 119010, 126944, 138845, 142812, 158680, 166614, 178515, 190416, 222152, 238020, 249921, 253888, 277690, 285624, 317360, 333228, 357030, 380832, 416535, 444304, 476040, 499842, 555380, 571248, 634720, 666456, 714060, 761664, 833070, 888608, 952080, 999684, 1110760, 1142496, 1249605, 1269440, 1332912, 1428120, 1666140, 1777216, 1904160, 1999368, 2221520, 2284992, 2499210, 2665824, 2856240, 3332280, 3808320, 3998736, 4443040, 4998420, 5331648, 5712480, 6664560, 7997472, 8886080, 9996840, 11424960, 13329120, 15994944, 19993680, 26658240, 39987360, 79974720]

約数ペア:

[(1, 79974720), (2, 39987360), (3, 26658240), (4, 19993680), (5, 15994944), (6, 13329120), (7, 11424960), (8, 9996840), (9, 8886080), (10, 7997472), (12, 6664560), (14, 5712480), (15, 5331648), (16, 4998420), (18, 4443040), (20, 3998736), (21, 3808320), (24, 3332280), (28, 2856240), (30, 2665824), (32, 2499210), (35, 2284992), (36, 2221520), (40, 1999368), (42, 1904160), (45, 1777216), (48, 1666140), (56, 1428120), (60, 1332912), (63, 1269440), (64, 1249605), (70, 1142496), (72, 1110760), (80, 999684), (84, 952080), (90, 888608), (96, 833070), (105, 761664), (112, 714060), (120, 666456), (126, 634720), (140, 571248), (144, 555380), (160, 499842), (168, 476040), (180, 444304), (192, 416535), (210, 380832), (224, 357030), (240, 333228), (252, 317360), (280, 285624), (288, 277690), (315, 253888), (320, 249921), (336, 238020), (360, 222152), (420, 190416), (448, 178515), (480, 166614), (504, 158680), (560, 142812), (576, 138845), (630, 126944), (672, 119010), (720, 111076), (840, 95208), (960, 83307), (1008, 79340), (1120, 71406), (1260, 63472), (1344, 59505), (1440, 55538), (1680, 47604), (2016, 39670), (2240, 35703), (2520, 31736), (2880, 27769), (3360, 23802), (3967, 20160), (4032, 19835), (5040, 15868), (6720, 11901), (7934, 10080)]