1287745920

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{13151}}^1$

素因数の和:13193

約数の個数: 192

約数和(自身を含む): 4708679040

約数和(自身を除く): 3420933120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 64, 68, 72, 80, 85, 90, 96, 102, 120, 128, 136, 144, 153, 160, 170, 180, 192, 204, 240, 255, 272, 288, 306, 320, 340, 360, 384, 408, 480, 510, 544, 576, 612, 640, 680, 720, 765, 816, 960, 1020, 1088, 1152, 1224, 1360, 1440, 1530, 1632, 1920, 2040, 2176, 2448, 2720, 2880, 3060, 3264, 4080, 4896, 5440, 5760, 6120, 6528, 8160, 9792, 10880, 12240, 13151, 16320, 19584, 24480, 26302, 32640, 39453, 48960, 52604, 65755, 78906, 97920, 105208, 118359, 131510, 157812, 197265, 210416, 223567, 236718, 263020, 315624, 394530, 420832, 447134, 473436, 526040, 591795, 631248, 670701, 789060, 841664, 894268, 946872, 1052080, 1117835, 1183590, 1262496, 1341402, 1578120, 1683328, 1788536, 1893744, 2012103, 2104160, 2235670, 2367180, 2524992, 2682804, 3156240, 3353505, 3577072, 3787488, 4024206, 4208320, 4471340, 4734360, 5049984, 5365608, 6312480, 6707010, 7154144, 7574976, 8048412, 8416640, 8942680, 9468720, 10060515, 10731216, 12624960, 13414020, 14308288, 15149952, 16096824, 17885360, 18937440, 20121030, 21462432, 25249920, 26828040, 28616576, 32193648, 35770720, 37874880, 40242060, 42924864, 53656080, 64387296, 71541440, 75749760, 80484120, 85849728, 107312160, 128774592, 143082880, 160968240, 214624320, 257549184, 321936480, 429248640, 643872960, 1287745920]

約数ペア:

[(1, 1287745920), (2, 643872960), (3, 429248640), (4, 321936480), (5, 257549184), (6, 214624320), (8, 160968240), (9, 143082880), (10, 128774592), (12, 107312160), (15, 85849728), (16, 80484120), (17, 75749760), (18, 71541440), (20, 64387296), (24, 53656080), (30, 42924864), (32, 40242060), (34, 37874880), (36, 35770720), (40, 32193648), (45, 28616576), (48, 26828040), (51, 25249920), (60, 21462432), (64, 20121030), (68, 18937440), (72, 17885360), (80, 16096824), (85, 15149952), (90, 14308288), (96, 13414020), (102, 12624960), (120, 10731216), (128, 10060515), (136, 9468720), (144, 8942680), (153, 8416640), (160, 8048412), (170, 7574976), (180, 7154144), (192, 6707010), (204, 6312480), (240, 5365608), (255, 5049984), (272, 4734360), (288, 4471340), (306, 4208320), (320, 4024206), (340, 3787488), (360, 3577072), (384, 3353505), (408, 3156240), (480, 2682804), (510, 2524992), (544, 2367180), (576, 2235670), (612, 2104160), (640, 2012103), (680, 1893744), (720, 1788536), (765, 1683328), (816, 1578120), (960, 1341402), (1020, 1262496), (1088, 1183590), (1152, 1117835), (1224, 1052080), (1360, 946872), (1440, 894268), (1530, 841664), (1632, 789060), (1920, 670701), (2040, 631248), (2176, 591795), (2448, 526040), (2720, 473436), (2880, 447134), (3060, 420832), (3264, 394530), (4080, 315624), (4896, 263020), (5440, 236718), (5760, 223567), (6120, 210416), (6528, 197265), (8160, 157812), (9792, 131510), (10880, 118359), (12240, 105208), (13151, 97920), (16320, 78906), (19584, 65755), (24480, 52604), (26302, 48960), (32640, 39453)]