155518720

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1021}}^1$

素因数の和:1066

約数の個数: 144

約数和(自身を含む): 451217088

約数和(自身を除く): 295698368

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 64, 68, 70, 80, 85, 112, 119, 128, 136, 140, 160, 170, 224, 238, 256, 272, 280, 320, 340, 448, 476, 544, 560, 595, 640, 680, 896, 952, 1021, 1088, 1120, 1190, 1280, 1360, 1792, 1904, 2042, 2176, 2240, 2380, 2720, 3808, 4084, 4352, 4480, 4760, 5105, 5440, 7147, 7616, 8168, 8960, 9520, 10210, 10880, 14294, 15232, 16336, 17357, 19040, 20420, 21760, 28588, 30464, 32672, 34714, 35735, 38080, 40840, 57176, 65344, 69428, 71470, 76160, 81680, 86785, 114352, 121499, 130688, 138856, 142940, 152320, 163360, 173570, 228704, 242998, 261376, 277712, 285880, 326720, 347140, 457408, 485996, 555424, 571760, 607495, 653440, 694280, 914816, 971992, 1110848, 1143520, 1214990, 1306880, 1388560, 1829632, 1943984, 2221696, 2287040, 2429980, 2777120, 3887968, 4443392, 4574080, 4859960, 5554240, 7775936, 9148160, 9719920, 11108480, 15551872, 19439840, 22216960, 31103744, 38879680, 77759360, 155518720]

約数ペア:

[(1, 155518720), (2, 77759360), (4, 38879680), (5, 31103744), (7, 22216960), (8, 19439840), (10, 15551872), (14, 11108480), (16, 9719920), (17, 9148160), (20, 7775936), (28, 5554240), (32, 4859960), (34, 4574080), (35, 4443392), (40, 3887968), (56, 2777120), (64, 2429980), (68, 2287040), (70, 2221696), (80, 1943984), (85, 1829632), (112, 1388560), (119, 1306880), (128, 1214990), (136, 1143520), (140, 1110848), (160, 971992), (170, 914816), (224, 694280), (238, 653440), (256, 607495), (272, 571760), (280, 555424), (320, 485996), (340, 457408), (448, 347140), (476, 326720), (544, 285880), (560, 277712), (595, 261376), (640, 242998), (680, 228704), (896, 173570), (952, 163360), (1021, 152320), (1088, 142940), (1120, 138856), (1190, 130688), (1280, 121499), (1360, 114352), (1792, 86785), (1904, 81680), (2042, 76160), (2176, 71470), (2240, 69428), (2380, 65344), (2720, 57176), (3808, 40840), (4084, 38080), (4352, 35735), (4480, 34714), (4760, 32672), (5105, 30464), (5440, 28588), (7147, 21760), (7616, 20420), (8168, 19040), (8960, 17357), (9520, 16336), (10210, 15232), (10880, 14294)]