305439680

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{617}}^1$

素因数の和:671

約数の個数: 224

約数和(自身を含む): 949366656

約数和(自身を除く): 643926976

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 17, 20, 26, 28, 32, 34, 35, 40, 52, 56, 64, 65, 68, 70, 80, 85, 91, 104, 112, 119, 130, 136, 140, 160, 170, 182, 208, 221, 224, 238, 260, 272, 280, 320, 340, 364, 416, 442, 448, 455, 476, 520, 544, 560, 595, 617, 680, 728, 832, 884, 910, 952, 1040, 1088, 1105, 1120, 1190, 1234, 1360, 1456, 1547, 1768, 1820, 1904, 2080, 2210, 2240, 2380, 2468, 2720, 2912, 3085, 3094, 3536, 3640, 3808, 4160, 4319, 4420, 4760, 4936, 5440, 5824, 6170, 6188, 7072, 7280, 7616, 7735, 8021, 8638, 8840, 9520, 9872, 10489, 12340, 12376, 14144, 14560, 15470, 16042, 17276, 17680, 19040, 19744, 20978, 21595, 24680, 24752, 29120, 30940, 32084, 34552, 35360, 38080, 39488, 40105, 41956, 43190, 49360, 49504, 52445, 56147, 61880, 64168, 69104, 70720, 73423, 80210, 83912, 86380, 98720, 99008, 104890, 112294, 123760, 128336, 136357, 138208, 146846, 160420, 167824, 172760, 197440, 209780, 224588, 247520, 256672, 272714, 276416, 280735, 293692, 320840, 335648, 345520, 367115, 419560, 449176, 495040, 513344, 545428, 561470, 587384, 641680, 671296, 681785, 691040, 734230, 839120, 898352, 954499, 1090856, 1122940, 1174768, 1283360, 1363570, 1382080, 1468460, 1678240, 1796704, 1908998, 2181712, 2245880, 2349536, 2566720, 2727140, 2936920, 3356480, 3593408, 3817996, 4363424, 4491760, 4699072, 4772495, 5454280, 5873840, 7635992, 8726848, 8983520, 9544990, 10908560, 11747680, 15271984, 17967040, 19089980, 21817120, 23495360, 30543968, 38179960, 43634240, 61087936, 76359920, 152719840, 305439680]

約数ペア:

[(1, 305439680), (2, 152719840), (4, 76359920), (5, 61087936), (7, 43634240), (8, 38179960), (10, 30543968), (13, 23495360), (14, 21817120), (16, 19089980), (17, 17967040), (20, 15271984), (26, 11747680), (28, 10908560), (32, 9544990), (34, 8983520), (35, 8726848), (40, 7635992), (52, 5873840), (56, 5454280), (64, 4772495), (65, 4699072), (68, 4491760), (70, 4363424), (80, 3817996), (85, 3593408), (91, 3356480), (104, 2936920), (112, 2727140), (119, 2566720), (130, 2349536), (136, 2245880), (140, 2181712), (160, 1908998), (170, 1796704), (182, 1678240), (208, 1468460), (221, 1382080), (224, 1363570), (238, 1283360), (260, 1174768), (272, 1122940), (280, 1090856), (320, 954499), (340, 898352), (364, 839120), (416, 734230), (442, 691040), (448, 681785), (455, 671296), (476, 641680), (520, 587384), (544, 561470), (560, 545428), (595, 513344), (617, 495040), (680, 449176), (728, 419560), (832, 367115), (884, 345520), (910, 335648), (952, 320840), (1040, 293692), (1088, 280735), (1105, 276416), (1120, 272714), (1190, 256672), (1234, 247520), (1360, 224588), (1456, 209780), (1547, 197440), (1768, 172760), (1820, 167824), (1904, 160420), (2080, 146846), (2210, 138208), (2240, 136357), (2380, 128336), (2468, 123760), (2720, 112294), (2912, 104890), (3085, 99008), (3094, 98720), (3536, 86380), (3640, 83912), (3808, 80210), (4160, 73423), (4319, 70720), (4420, 69104), (4760, 64168), (4936, 61880), (5440, 56147), (5824, 52445), (6170, 49504), (6188, 49360), (7072, 43190), (7280, 41956), (7616, 40105), (7735, 39488), (8021, 38080), (8638, 35360), (8840, 34552), (9520, 32084), (9872, 30940), (10489, 29120), (12340, 24752), (12376, 24680), (14144, 21595), (14560, 20978), (15470, 19744), (16042, 19040), (17276, 17680)]