238478040

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1$

素因数の和:487

約数の個数: 256

約数和(自身を含む): 870912000

約数和(自身を除く): 632433960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 27, 30, 31, 34, 36, 40, 45, 51, 54, 60, 62, 68, 72, 85, 90, 93, 102, 108, 120, 124, 135, 136, 153, 155, 170, 180, 186, 204, 216, 248, 255, 270, 279, 306, 310, 340, 360, 372, 408, 419, 459, 465, 510, 527, 540, 558, 612, 620, 680, 744, 765, 837, 838, 918, 930, 1020, 1054, 1080, 1116, 1224, 1240, 1257, 1395, 1530, 1581, 1674, 1676, 1836, 1860, 2040, 2095, 2108, 2232, 2295, 2514, 2635, 2790, 3060, 3162, 3348, 3352, 3672, 3720, 3771, 4185, 4190, 4216, 4590, 4743, 5028, 5270, 5580, 6120, 6285, 6324, 6696, 7123, 7542, 7905, 8370, 8380, 9180, 9486, 10056, 10540, 11160, 11313, 12570, 12648, 12989, 14229, 14246, 15084, 15810, 16740, 16760, 18360, 18855, 18972, 21080, 21369, 22626, 23715, 25140, 25978, 28458, 28492, 30168, 31620, 33480, 35615, 37710, 37944, 38967, 42738, 45252, 47430, 50280, 51956, 56565, 56916, 56984, 63240, 64107, 64945, 71145, 71230, 75420, 77934, 85476, 90504, 94860, 103912, 106845, 113130, 113832, 116901, 128214, 129890, 142290, 142460, 150840, 155868, 170952, 189720, 192321, 194835, 213690, 220813, 226260, 233802, 256428, 259780, 284580, 284920, 311736, 320535, 350703, 384642, 389670, 427380, 441626, 452520, 467604, 512856, 519560, 569160, 584505, 641070, 662439, 701406, 769284, 779340, 854760, 883252, 935208, 961605, 1104065, 1169010, 1282140, 1324878, 1402812, 1538568, 1558680, 1753515, 1766504, 1923210, 1987317, 2208130, 2338020, 2564280, 2649756, 2805624, 3312195, 3507030, 3846420, 3974634, 4416260, 4676040, 5299512, 5961951, 6624390, 7014060, 7692840, 7949268, 8832520, 9936585, 11923902, 13248780, 14028120, 15898536, 19873170, 23847804, 26497560, 29809755, 39746340, 47695608, 59619510, 79492680, 119239020, 238478040]

約数ペア:

[(1, 238478040), (2, 119239020), (3, 79492680), (4, 59619510), (5, 47695608), (6, 39746340), (8, 29809755), (9, 26497560), (10, 23847804), (12, 19873170), (15, 15898536), (17, 14028120), (18, 13248780), (20, 11923902), (24, 9936585), (27, 8832520), (30, 7949268), (31, 7692840), (34, 7014060), (36, 6624390), (40, 5961951), (45, 5299512), (51, 4676040), (54, 4416260), (60, 3974634), (62, 3846420), (68, 3507030), (72, 3312195), (85, 2805624), (90, 2649756), (93, 2564280), (102, 2338020), (108, 2208130), (120, 1987317), (124, 1923210), (135, 1766504), (136, 1753515), (153, 1558680), (155, 1538568), (170, 1402812), (180, 1324878), (186, 1282140), (204, 1169010), (216, 1104065), (248, 961605), (255, 935208), (270, 883252), (279, 854760), (306, 779340), (310, 769284), (340, 701406), (360, 662439), (372, 641070), (408, 584505), (419, 569160), (459, 519560), (465, 512856), (510, 467604), (527, 452520), (540, 441626), (558, 427380), (612, 389670), (620, 384642), (680, 350703), (744, 320535), (765, 311736), (837, 284920), (838, 284580), (918, 259780), (930, 256428), (1020, 233802), (1054, 226260), (1080, 220813), (1116, 213690), (1224, 194835), (1240, 192321), (1257, 189720), (1395, 170952), (1530, 155868), (1581, 150840), (1674, 142460), (1676, 142290), (1836, 129890), (1860, 128214), (2040, 116901), (2095, 113832), (2108, 113130), (2232, 106845), (2295, 103912), (2514, 94860), (2635, 90504), (2790, 85476), (3060, 77934), (3162, 75420), (3348, 71230), (3352, 71145), (3672, 64945), (3720, 64107), (3771, 63240), (4185, 56984), (4190, 56916), (4216, 56565), (4590, 51956), (4743, 50280), (5028, 47430), (5270, 45252), (5580, 42738), (6120, 38967), (6285, 37944), (6324, 37710), (6696, 35615), (7123, 33480), (7542, 31620), (7905, 30168), (8370, 28492), (8380, 28458), (9180, 25978), (9486, 25140), (10056, 23715), (10540, 22626), (11160, 21369), (11313, 21080), (12570, 18972), (12648, 18855), (12989, 18360), (14229, 16760), (14246, 16740), (15084, 15810)]