255552840

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{449}}^1$

素因数の和:517

約数の個数: 256

約数和(自身を含む): 933120000

約数和(自身を除く): 677567160

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, 449, 459, 465, 510, 527, 540, 558, 612, 620, 680, 744, 765, 837, 898, 918, 930, 1020, 1054, 1080, 1116, 1224, 1240, 1347, 1395, 1530, 1581, 1674, 1796, 1836, 1860, 2040, 2108, 2232, 2245, 2295, 2635, 2694, 2790, 3060, 3162, 3348, 3592, 3672, 3720, 4041, 4185, 4216, 4490, 4590, 4743, 5270, 5388, 5580, 6120, 6324, 6696, 6735, 7633, 7905, 8082, 8370, 8980, 9180, 9486, 10540, 10776, 11160, 12123, 12648, 13470, 13919, 14229, 15266, 15810, 16164, 16740, 17960, 18360, 18972, 20205, 21080, 22899, 23715, 24246, 26940, 27838, 28458, 30532, 31620, 32328, 33480, 37944, 38165, 40410, 41757, 45798, 47430, 48492, 53880, 55676, 56916, 60615, 61064, 63240, 68697, 69595, 71145, 76330, 80820, 83514, 91596, 94860, 96984, 111352, 113832, 114495, 121230, 125271, 137394, 139190, 142290, 152660, 161640, 167028, 183192, 189720, 206091, 208785, 228990, 236623, 242460, 250542, 274788, 278380, 284580, 305320, 334056, 343485, 375813, 412182, 417570, 457980, 473246, 484920, 501084, 549576, 556760, 569160, 626355, 686970, 709869, 751626, 824364, 835140, 915960, 946492, 1002168, 1030455, 1183115, 1252710, 1373940, 1419738, 1503252, 1648728, 1670280, 1879065, 1892984, 2060910, 2129607, 2366230, 2505420, 2747880, 2839476, 3006504, 3549345, 3758130, 4121820, 4259214, 4732460, 5010840, 5678952, 6388821, 7098690, 7516260, 8243640, 8518428, 9464920, 10648035, 12777642, 14197380, 15032520, 17036856, 21296070, 25555284, 28394760, 31944105, 42592140, 51110568, 63888210, 85184280, 127776420, 255552840]

約数ペア:

[(1, 255552840), (2, 127776420), (3, 85184280), (4, 63888210), (5, 51110568), (6, 42592140), (8, 31944105), (9, 28394760), (10, 25555284), (12, 21296070), (15, 17036856), (17, 15032520), (18, 14197380), (20, 12777642), (24, 10648035), (27, 9464920), (30, 8518428), (31, 8243640), (34, 7516260), (36, 7098690), (40, 6388821), (45, 5678952), (51, 5010840), (54, 4732460), (60, 4259214), (62, 4121820), (68, 3758130), (72, 3549345), (85, 3006504), (90, 2839476), (93, 2747880), (102, 2505420), (108, 2366230), (120, 2129607), (124, 2060910), (135, 1892984), (136, 1879065), (153, 1670280), (155, 1648728), (170, 1503252), (180, 1419738), (186, 1373940), (204, 1252710), (216, 1183115), (248, 1030455), (255, 1002168), (270, 946492), (279, 915960), (306, 835140), (310, 824364), (340, 751626), (360, 709869), (372, 686970), (408, 626355), (449, 569160), (459, 556760), (465, 549576), (510, 501084), (527, 484920), (540, 473246), (558, 457980), (612, 417570), (620, 412182), (680, 375813), (744, 343485), (765, 334056), (837, 305320), (898, 284580), (918, 278380), (930, 274788), (1020, 250542), (1054, 242460), (1080, 236623), (1116, 228990), (1224, 208785), (1240, 206091), (1347, 189720), (1395, 183192), (1530, 167028), (1581, 161640), (1674, 152660), (1796, 142290), (1836, 139190), (1860, 137394), (2040, 125271), (2108, 121230), (2232, 114495), (2245, 113832), (2295, 111352), (2635, 96984), (2694, 94860), (2790, 91596), (3060, 83514), (3162, 80820), (3348, 76330), (3592, 71145), (3672, 69595), (3720, 68697), (4041, 63240), (4185, 61064), (4216, 60615), (4490, 56916), (4590, 55676), (4743, 53880), (5270, 48492), (5388, 47430), (5580, 45798), (6120, 41757), (6324, 40410), (6696, 38165), (6735, 37944), (7633, 33480), (7905, 32328), (8082, 31620), (8370, 30532), (8980, 28458), (9180, 27838), (9486, 26940), (10540, 24246), (10776, 23715), (11160, 22899), (12123, 21080), (12648, 20205), (13470, 18972), (13919, 18360), (14229, 17960), (15266, 16740), (15810, 16164)]