680798520

素因数分解:

$2^3\times 3^6\times 5^1\times {\mathrm{37}}^1\times {\mathrm{631}}^1$

素因数の和:697

約数の個数: 224

約数和(自身を含む): 2362453920

約数和(自身を除く): 1681655400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 37, 40, 45, 54, 60, 72, 74, 81, 90, 108, 111, 120, 135, 148, 162, 180, 185, 216, 222, 243, 270, 296, 324, 333, 360, 370, 405, 444, 486, 540, 555, 631, 648, 666, 729, 740, 810, 888, 972, 999, 1080, 1110, 1215, 1262, 1332, 1458, 1480, 1620, 1665, 1893, 1944, 1998, 2220, 2430, 2524, 2664, 2916, 2997, 3155, 3240, 3330, 3645, 3786, 3996, 4440, 4860, 4995, 5048, 5679, 5832, 5994, 6310, 6660, 7290, 7572, 7992, 8991, 9465, 9720, 9990, 11358, 11988, 12620, 13320, 14580, 14985, 15144, 17037, 17982, 18930, 19980, 22716, 23347, 23976, 25240, 26973, 28395, 29160, 29970, 34074, 35964, 37860, 39960, 44955, 45432, 46694, 51111, 53946, 56790, 59940, 68148, 70041, 71928, 75720, 85185, 89910, 93388, 102222, 107892, 113580, 116735, 119880, 134865, 136296, 140082, 153333, 170370, 179820, 186776, 204444, 210123, 215784, 227160, 233470, 255555, 269730, 280164, 306666, 340740, 350205, 359640, 408888, 420246, 459999, 466940, 511110, 539460, 560328, 613332, 630369, 681480, 700410, 766665, 840492, 919998, 933880, 1022220, 1050615, 1078920, 1226664, 1260738, 1400820, 1533330, 1680984, 1839996, 1891107, 2044440, 2101230, 2299995, 2521476, 2801640, 3066660, 3151845, 3679992, 3782214, 4202460, 4599990, 5042952, 5673321, 6133320, 6303690, 7564428, 8404920, 9199980, 9455535, 11346642, 12607380, 15128856, 17019963, 18399960, 18911070, 22693284, 25214760, 28366605, 34039926, 37822140, 45386568, 56733210, 68079852, 75644280, 85099815, 113466420, 136159704, 170199630, 226932840, 340399260, 680798520]

約数ペア:

[(1, 680798520), (2, 340399260), (3, 226932840), (4, 170199630), (5, 136159704), (6, 113466420), (8, 85099815), (9, 75644280), (10, 68079852), (12, 56733210), (15, 45386568), (18, 37822140), (20, 34039926), (24, 28366605), (27, 25214760), (30, 22693284), (36, 18911070), (37, 18399960), (40, 17019963), (45, 15128856), (54, 12607380), (60, 11346642), (72, 9455535), (74, 9199980), (81, 8404920), (90, 7564428), (108, 6303690), (111, 6133320), (120, 5673321), (135, 5042952), (148, 4599990), (162, 4202460), (180, 3782214), (185, 3679992), (216, 3151845), (222, 3066660), (243, 2801640), (270, 2521476), (296, 2299995), (324, 2101230), (333, 2044440), (360, 1891107), (370, 1839996), (405, 1680984), (444, 1533330), (486, 1400820), (540, 1260738), (555, 1226664), (631, 1078920), (648, 1050615), (666, 1022220), (729, 933880), (740, 919998), (810, 840492), (888, 766665), (972, 700410), (999, 681480), (1080, 630369), (1110, 613332), (1215, 560328), (1262, 539460), (1332, 511110), (1458, 466940), (1480, 459999), (1620, 420246), (1665, 408888), (1893, 359640), (1944, 350205), (1998, 340740), (2220, 306666), (2430, 280164), (2524, 269730), (2664, 255555), (2916, 233470), (2997, 227160), (3155, 215784), (3240, 210123), (3330, 204444), (3645, 186776), (3786, 179820), (3996, 170370), (4440, 153333), (4860, 140082), (4995, 136296), (5048, 134865), (5679, 119880), (5832, 116735), (5994, 113580), (6310, 107892), (6660, 102222), (7290, 93388), (7572, 89910), (7992, 85185), (8991, 75720), (9465, 71928), (9720, 70041), (9990, 68148), (11358, 59940), (11988, 56790), (12620, 53946), (13320, 51111), (14580, 46694), (14985, 45432), (15144, 44955), (17037, 39960), (17982, 37860), (18930, 35964), (19980, 34074), (22716, 29970), (23347, 29160), (23976, 28395), (25240, 26973)]