1389255840

素因数分解:

$2^5\times 3^3\times 5^1\times 7^2\times {\mathrm{6563}}^1$

素因数の和:6601

約数の個数: 288

約数和(自身を含む): 5657117760

約数和(自身を除く): 4267861920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 98, 105, 108, 112, 120, 126, 135, 140, 144, 147, 160, 168, 180, 189, 196, 210, 216, 224, 240, 245, 252, 270, 280, 288, 294, 315, 336, 360, 378, 392, 420, 432, 441, 480, 490, 504, 540, 560, 588, 630, 672, 720, 735, 756, 784, 840, 864, 882, 945, 980, 1008, 1080, 1120, 1176, 1260, 1323, 1440, 1470, 1512, 1568, 1680, 1764, 1890, 1960, 2016, 2160, 2205, 2352, 2520, 2646, 2940, 3024, 3360, 3528, 3780, 3920, 4320, 4410, 4704, 5040, 5292, 5880, 6048, 6563, 6615, 7056, 7560, 7840, 8820, 10080, 10584, 11760, 13126, 13230, 14112, 15120, 17640, 19689, 21168, 23520, 26252, 26460, 30240, 32815, 35280, 39378, 42336, 45941, 52504, 52920, 59067, 65630, 70560, 78756, 91882, 98445, 105008, 105840, 118134, 131260, 137823, 157512, 177201, 183764, 196890, 210016, 211680, 229705, 236268, 262520, 275646, 295335, 315024, 321587, 354402, 367528, 393780, 413469, 459410, 472536, 525040, 551292, 590670, 630048, 643174, 689115, 708804, 735056, 787560, 826938, 886005, 918820, 945072, 964761, 1050080, 1102584, 1181340, 1240407, 1286348, 1378230, 1417608, 1470112, 1575120, 1607935, 1653876, 1772010, 1837640, 1890144, 1929522, 2067345, 2205168, 2362680, 2480814, 2572696, 2756460, 2835216, 2894283, 3150240, 3215870, 3307752, 3544020, 3675280, 3859044, 4134690, 4410336, 4725360, 4823805, 4961628, 5145392, 5512920, 5670432, 5788566, 6202035, 6431740, 6615504, 7088040, 7350560, 7718088, 8269380, 8682849, 9450720, 9647610, 9923256, 10290784, 11025840, 11577132, 12404070, 12863480, 13231008, 14176080, 14471415, 15436176, 16538760, 17365698, 19295220, 19846512, 22051680, 23154264, 24808140, 25726960, 28352160, 28942830, 30872352, 33077520, 34731396, 38590440, 39693024, 43414245, 46308528, 49616280, 51453920, 57885660, 66155040, 69462792, 77180880, 86828490, 92617056, 99232560, 115771320, 138925584, 154361760, 173656980, 198465120, 231542640, 277851168, 347313960, 463085280, 694627920, 1389255840]

約数ペア:

[(1, 1389255840), (2, 694627920), (3, 463085280), (4, 347313960), (5, 277851168), (6, 231542640), (7, 198465120), (8, 173656980), (9, 154361760), (10, 138925584), (12, 115771320), (14, 99232560), (15, 92617056), (16, 86828490), (18, 77180880), (20, 69462792), (21, 66155040), (24, 57885660), (27, 51453920), (28, 49616280), (30, 46308528), (32, 43414245), (35, 39693024), (36, 38590440), (40, 34731396), (42, 33077520), (45, 30872352), (48, 28942830), (49, 28352160), (54, 25726960), (56, 24808140), (60, 23154264), (63, 22051680), (70, 19846512), (72, 19295220), (80, 17365698), (84, 16538760), (90, 15436176), (96, 14471415), (98, 14176080), (105, 13231008), (108, 12863480), (112, 12404070), (120, 11577132), (126, 11025840), (135, 10290784), (140, 9923256), (144, 9647610), (147, 9450720), (160, 8682849), (168, 8269380), (180, 7718088), (189, 7350560), (196, 7088040), (210, 6615504), (216, 6431740), (224, 6202035), (240, 5788566), (245, 5670432), (252, 5512920), (270, 5145392), (280, 4961628), (288, 4823805), (294, 4725360), (315, 4410336), (336, 4134690), (360, 3859044), (378, 3675280), (392, 3544020), (420, 3307752), (432, 3215870), (441, 3150240), (480, 2894283), (490, 2835216), (504, 2756460), (540, 2572696), (560, 2480814), (588, 2362680), (630, 2205168), (672, 2067345), (720, 1929522), (735, 1890144), (756, 1837640), (784, 1772010), (840, 1653876), (864, 1607935), (882, 1575120), (945, 1470112), (980, 1417608), (1008, 1378230), (1080, 1286348), (1120, 1240407), (1176, 1181340), (1260, 1102584), (1323, 1050080), (1440, 964761), (1470, 945072), (1512, 918820), (1568, 886005), (1680, 826938), (1764, 787560), (1890, 735056), (1960, 708804), (2016, 689115), (2160, 643174), (2205, 630048), (2352, 590670), (2520, 551292), (2646, 525040), (2940, 472536), (3024, 459410), (3360, 413469), (3528, 393780), (3780, 367528), (3920, 354402), (4320, 321587), (4410, 315024), (4704, 295335), (5040, 275646), (5292, 262520), (5880, 236268), (6048, 229705), (6563, 211680), (6615, 210016), (7056, 196890), (7560, 183764), (7840, 177201), (8820, 157512), (10080, 137823), (10584, 131260), (11760, 118134), (13126, 105840), (13230, 105008), (14112, 98445), (15120, 91882), (17640, 78756), (19689, 70560), (21168, 65630), (23520, 59067), (26252, 52920), (26460, 52504), (30240, 45941), (32815, 42336), (35280, 39378)]