1158814720

素因数分解:

$2^{10}\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:219

約数の個数: 264

約数和(自身を含む): 3360355200

約数和(自身を除く): 2201540480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 49, 56, 62, 64, 70, 80, 98, 112, 124, 128, 140, 149, 155, 160, 196, 217, 224, 245, 248, 256, 280, 298, 310, 320, 392, 434, 448, 490, 496, 512, 560, 596, 620, 640, 745, 784, 868, 896, 980, 992, 1024, 1043, 1085, 1120, 1192, 1240, 1280, 1490, 1519, 1568, 1736, 1792, 1960, 1984, 2086, 2170, 2240, 2384, 2480, 2560, 2980, 3038, 3136, 3472, 3584, 3920, 3968, 4172, 4340, 4480, 4619, 4768, 4960, 5120, 5215, 5960, 6076, 6272, 6944, 7168, 7301, 7595, 7840, 7936, 8344, 8680, 8960, 9238, 9536, 9920, 10430, 11920, 12152, 12544, 13888, 14602, 15190, 15680, 15872, 16688, 17360, 17920, 18476, 19072, 19840, 20860, 23095, 23840, 24304, 25088, 27776, 29204, 30380, 31360, 31744, 32333, 33376, 34720, 35840, 36505, 36952, 38144, 39680, 41720, 46190, 47680, 48608, 50176, 55552, 58408, 60760, 62720, 64666, 66752, 69440, 73010, 73904, 76288, 79360, 83440, 92380, 95360, 97216, 111104, 116816, 121520, 125440, 129332, 133504, 138880, 146020, 147808, 152576, 158720, 161665, 166880, 184760, 190720, 194432, 222208, 226331, 233632, 243040, 250880, 258664, 267008, 277760, 292040, 295616, 323330, 333760, 369520, 381440, 388864, 452662, 467264, 486080, 517328, 534016, 555520, 584080, 591232, 646660, 667520, 739040, 762880, 777728, 905324, 934528, 972160, 1034656, 1068032, 1111040, 1131655, 1168160, 1182464, 1293320, 1335040, 1478080, 1555456, 1810648, 1869056, 1944320, 2069312, 2263310, 2336320, 2364928, 2586640, 2670080, 2956160, 3621296, 3738112, 3888640, 4138624, 4526620, 4672640, 4729856, 5173280, 5340160, 5912320, 7242592, 7476224, 7777280, 8277248, 9053240, 9345280, 10346560, 11824640, 14485184, 16554496, 18106480, 18690560, 20693120, 23649280, 28970368, 33108992, 36212960, 37381120, 41386240, 57940736, 72425920, 82772480, 115881472, 144851840, 165544960, 231762944, 289703680, 579407360, 1158814720]

約数ペア:

[(1, 1158814720), (2, 579407360), (4, 289703680), (5, 231762944), (7, 165544960), (8, 144851840), (10, 115881472), (14, 82772480), (16, 72425920), (20, 57940736), (28, 41386240), (31, 37381120), (32, 36212960), (35, 33108992), (40, 28970368), (49, 23649280), (56, 20693120), (62, 18690560), (64, 18106480), (70, 16554496), (80, 14485184), (98, 11824640), (112, 10346560), (124, 9345280), (128, 9053240), (140, 8277248), (149, 7777280), (155, 7476224), (160, 7242592), (196, 5912320), (217, 5340160), (224, 5173280), (245, 4729856), (248, 4672640), (256, 4526620), (280, 4138624), (298, 3888640), (310, 3738112), (320, 3621296), (392, 2956160), (434, 2670080), (448, 2586640), (490, 2364928), (496, 2336320), (512, 2263310), (560, 2069312), (596, 1944320), (620, 1869056), (640, 1810648), (745, 1555456), (784, 1478080), (868, 1335040), (896, 1293320), (980, 1182464), (992, 1168160), (1024, 1131655), (1043, 1111040), (1085, 1068032), (1120, 1034656), (1192, 972160), (1240, 934528), (1280, 905324), (1490, 777728), (1519, 762880), (1568, 739040), (1736, 667520), (1792, 646660), (1960, 591232), (1984, 584080), (2086, 555520), (2170, 534016), (2240, 517328), (2384, 486080), (2480, 467264), (2560, 452662), (2980, 388864), (3038, 381440), (3136, 369520), (3472, 333760), (3584, 323330), (3920, 295616), (3968, 292040), (4172, 277760), (4340, 267008), (4480, 258664), (4619, 250880), (4768, 243040), (4960, 233632), (5120, 226331), (5215, 222208), (5960, 194432), (6076, 190720), (6272, 184760), (6944, 166880), (7168, 161665), (7301, 158720), (7595, 152576), (7840, 147808), (7936, 146020), (8344, 138880), (8680, 133504), (8960, 129332), (9238, 125440), (9536, 121520), (9920, 116816), (10430, 111104), (11920, 97216), (12152, 95360), (12544, 92380), (13888, 83440), (14602, 79360), (15190, 76288), (15680, 73904), (15872, 73010), (16688, 69440), (17360, 66752), (17920, 64666), (18476, 62720), (19072, 60760), (19840, 58408), (20860, 55552), (23095, 50176), (23840, 48608), (24304, 47680), (25088, 46190), (27776, 41720), (29204, 39680), (30380, 38144), (31360, 36952), (31744, 36505), (32333, 35840), (33376, 34720)]