128318040

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{241}}^1$

素因数の和:307

約数の個数: 256

約数和(自身を含む): 470448000

約数和(自身を除く): 342129960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 27, 29, 30, 34, 36, 40, 45, 51, 54, 58, 60, 68, 72, 85, 87, 90, 102, 108, 116, 120, 135, 136, 145, 153, 170, 174, 180, 204, 216, 232, 241, 255, 261, 270, 290, 306, 340, 348, 360, 408, 435, 459, 482, 493, 510, 522, 540, 580, 612, 680, 696, 723, 765, 783, 870, 918, 964, 986, 1020, 1044, 1080, 1160, 1205, 1224, 1305, 1446, 1479, 1530, 1566, 1740, 1836, 1928, 1972, 2040, 2088, 2169, 2295, 2410, 2465, 2610, 2892, 2958, 3060, 3132, 3480, 3615, 3672, 3915, 3944, 4097, 4338, 4437, 4590, 4820, 4930, 5220, 5784, 5916, 6120, 6264, 6507, 6989, 7230, 7395, 7830, 8194, 8676, 8874, 9180, 9640, 9860, 10440, 10845, 11832, 12291, 13014, 13311, 13978, 14460, 14790, 15660, 16388, 17352, 17748, 18360, 19720, 20485, 20967, 21690, 22185, 24582, 26028, 26622, 27956, 28920, 29580, 31320, 32535, 32776, 34945, 35496, 36873, 40970, 41934, 43380, 44370, 49164, 52056, 53244, 55912, 59160, 61455, 62901, 65070, 66555, 69890, 73746, 81940, 83868, 86760, 88740, 98328, 104835, 106488, 110619, 118813, 122910, 125802, 130140, 133110, 139780, 147492, 163880, 167736, 177480, 184365, 188703, 209670, 221238, 237626, 245820, 251604, 260280, 266220, 279560, 294984, 314505, 356439, 368730, 377406, 419340, 442476, 475252, 491640, 503208, 532440, 553095, 594065, 629010, 712878, 737460, 754812, 838680, 884952, 943515, 950504, 1069317, 1106190, 1188130, 1258020, 1425756, 1474920, 1509624, 1782195, 1887030, 2138634, 2212380, 2376260, 2516040, 2851512, 3207951, 3564390, 3774060, 4277268, 4424760, 4752520, 5346585, 6415902, 7128780, 7548120, 8554536, 10693170, 12831804, 14257560, 16039755, 21386340, 25663608, 32079510, 42772680, 64159020, 128318040]

約数ペア:

[(1, 128318040), (2, 64159020), (3, 42772680), (4, 32079510), (5, 25663608), (6, 21386340), (8, 16039755), (9, 14257560), (10, 12831804), (12, 10693170), (15, 8554536), (17, 7548120), (18, 7128780), (20, 6415902), (24, 5346585), (27, 4752520), (29, 4424760), (30, 4277268), (34, 3774060), (36, 3564390), (40, 3207951), (45, 2851512), (51, 2516040), (54, 2376260), (58, 2212380), (60, 2138634), (68, 1887030), (72, 1782195), (85, 1509624), (87, 1474920), (90, 1425756), (102, 1258020), (108, 1188130), (116, 1106190), (120, 1069317), (135, 950504), (136, 943515), (145, 884952), (153, 838680), (170, 754812), (174, 737460), (180, 712878), (204, 629010), (216, 594065), (232, 553095), (241, 532440), (255, 503208), (261, 491640), (270, 475252), (290, 442476), (306, 419340), (340, 377406), (348, 368730), (360, 356439), (408, 314505), (435, 294984), (459, 279560), (482, 266220), (493, 260280), (510, 251604), (522, 245820), (540, 237626), (580, 221238), (612, 209670), (680, 188703), (696, 184365), (723, 177480), (765, 167736), (783, 163880), (870, 147492), (918, 139780), (964, 133110), (986, 130140), (1020, 125802), (1044, 122910), (1080, 118813), (1160, 110619), (1205, 106488), (1224, 104835), (1305, 98328), (1446, 88740), (1479, 86760), (1530, 83868), (1566, 81940), (1740, 73746), (1836, 69890), (1928, 66555), (1972, 65070), (2040, 62901), (2088, 61455), (2169, 59160), (2295, 55912), (2410, 53244), (2465, 52056), (2610, 49164), (2892, 44370), (2958, 43380), (3060, 41934), (3132, 40970), (3480, 36873), (3615, 35496), (3672, 34945), (3915, 32776), (3944, 32535), (4097, 31320), (4338, 29580), (4437, 28920), (4590, 27956), (4820, 26622), (4930, 26028), (5220, 24582), (5784, 22185), (5916, 21690), (6120, 20967), (6264, 20485), (6507, 19720), (6989, 18360), (7230, 17748), (7395, 17352), (7830, 16388), (8194, 15660), (8676, 14790), (8874, 14460), (9180, 13978), (9640, 13311), (9860, 13014), (10440, 12291), (10845, 11832)]