2720936960

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{79}}^1$

素因数の和:173

約数の個数: 264

約数和(自身を含む): 7805456640

約数和(自身を除く): 5084519680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 79, 80, 112, 124, 128, 140, 155, 158, 160, 217, 224, 248, 256, 280, 310, 316, 320, 395, 434, 448, 496, 512, 553, 560, 620, 632, 640, 790, 868, 896, 961, 992, 1024, 1085, 1106, 1120, 1240, 1264, 1280, 1580, 1736, 1792, 1922, 1984, 2170, 2212, 2240, 2449, 2480, 2528, 2560, 2765, 3160, 3472, 3584, 3844, 3968, 4340, 4424, 4480, 4805, 4898, 4960, 5056, 5120, 5530, 6320, 6727, 6944, 7168, 7688, 7936, 8680, 8848, 8960, 9610, 9796, 9920, 10112, 11060, 12245, 12640, 13454, 13888, 15376, 15872, 17143, 17360, 17696, 17920, 19220, 19592, 19840, 20224, 22120, 24490, 25280, 26908, 27776, 30752, 31744, 33635, 34286, 34720, 35392, 35840, 38440, 39184, 39680, 40448, 44240, 48980, 50560, 53816, 55552, 61504, 67270, 68572, 69440, 70784, 75919, 76880, 78368, 79360, 80896, 85715, 88480, 97960, 101120, 107632, 111104, 123008, 134540, 137144, 138880, 141568, 151838, 153760, 156736, 158720, 171430, 176960, 195920, 202240, 215264, 222208, 246016, 269080, 274288, 277760, 283136, 303676, 307520, 313472, 342860, 353920, 379595, 391840, 404480, 430528, 492032, 531433, 538160, 548576, 555520, 566272, 607352, 615040, 626944, 685720, 707840, 759190, 783680, 861056, 984064, 1062866, 1076320, 1097152, 1111040, 1214704, 1230080, 1253888, 1371440, 1415680, 1518380, 1567360, 1722112, 2125732, 2152640, 2194304, 2429408, 2460160, 2507776, 2657165, 2742880, 2831360, 3036760, 3134720, 3444224, 4251464, 4305280, 4388608, 4858816, 4920320, 5314330, 5485760, 6073520, 6269440, 6888448, 8502928, 8610560, 8777216, 9717632, 10628660, 10971520, 12147040, 12538880, 17005856, 17221120, 17554432, 19435264, 21257320, 21943040, 24294080, 34011712, 34442240, 38870528, 42514640, 43886080, 48588160, 68023424, 77741056, 85029280, 87772160, 97176320, 136046848, 170058560, 194352640, 272093696, 340117120, 388705280, 544187392, 680234240, 1360468480, 2720936960]

約数ペア:

[(1, 2720936960), (2, 1360468480), (4, 680234240), (5, 544187392), (7, 388705280), (8, 340117120), (10, 272093696), (14, 194352640), (16, 170058560), (20, 136046848), (28, 97176320), (31, 87772160), (32, 85029280), (35, 77741056), (40, 68023424), (56, 48588160), (62, 43886080), (64, 42514640), (70, 38870528), (79, 34442240), (80, 34011712), (112, 24294080), (124, 21943040), (128, 21257320), (140, 19435264), (155, 17554432), (158, 17221120), (160, 17005856), (217, 12538880), (224, 12147040), (248, 10971520), (256, 10628660), (280, 9717632), (310, 8777216), (316, 8610560), (320, 8502928), (395, 6888448), (434, 6269440), (448, 6073520), (496, 5485760), (512, 5314330), (553, 4920320), (560, 4858816), (620, 4388608), (632, 4305280), (640, 4251464), (790, 3444224), (868, 3134720), (896, 3036760), (961, 2831360), (992, 2742880), (1024, 2657165), (1085, 2507776), (1106, 2460160), (1120, 2429408), (1240, 2194304), (1264, 2152640), (1280, 2125732), (1580, 1722112), (1736, 1567360), (1792, 1518380), (1922, 1415680), (1984, 1371440), (2170, 1253888), (2212, 1230080), (2240, 1214704), (2449, 1111040), (2480, 1097152), (2528, 1076320), (2560, 1062866), (2765, 984064), (3160, 861056), (3472, 783680), (3584, 759190), (3844, 707840), (3968, 685720), (4340, 626944), (4424, 615040), (4480, 607352), (4805, 566272), (4898, 555520), (4960, 548576), (5056, 538160), (5120, 531433), (5530, 492032), (6320, 430528), (6727, 404480), (6944, 391840), (7168, 379595), (7688, 353920), (7936, 342860), (8680, 313472), (8848, 307520), (8960, 303676), (9610, 283136), (9796, 277760), (9920, 274288), (10112, 269080), (11060, 246016), (12245, 222208), (12640, 215264), (13454, 202240), (13888, 195920), (15376, 176960), (15872, 171430), (17143, 158720), (17360, 156736), (17696, 153760), (17920, 151838), (19220, 141568), (19592, 138880), (19840, 137144), (20224, 134540), (22120, 123008), (24490, 111104), (25280, 107632), (26908, 101120), (27776, 97960), (30752, 88480), (31744, 85715), (33635, 80896), (34286, 79360), (34720, 78368), (35392, 76880), (35840, 75919), (38440, 70784), (39184, 69440), (39680, 68572), (40448, 67270), (44240, 61504), (48980, 55552), (50560, 53816)]