308168520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{443}}^1$

素因数の和:516

約数の個数: 256

約数和(自身を含む): 1104814080

約数和(自身を除く): 796645560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 17, 20, 22, 24, 30, 31, 33, 34, 40, 44, 51, 55, 60, 62, 66, 68, 85, 88, 93, 102, 110, 120, 124, 132, 136, 155, 165, 170, 186, 187, 204, 220, 248, 255, 264, 310, 330, 340, 341, 372, 374, 408, 440, 443, 465, 510, 527, 561, 620, 660, 680, 682, 744, 748, 886, 930, 935, 1020, 1023, 1054, 1122, 1240, 1320, 1329, 1364, 1496, 1581, 1705, 1772, 1860, 1870, 2040, 2046, 2108, 2215, 2244, 2635, 2658, 2728, 2805, 3162, 3410, 3544, 3720, 3740, 4092, 4216, 4430, 4488, 4873, 5115, 5270, 5316, 5610, 5797, 6324, 6645, 6820, 7480, 7531, 7905, 8184, 8860, 9746, 10230, 10540, 10632, 11220, 11594, 12648, 13290, 13640, 13733, 14619, 15062, 15810, 17391, 17720, 19492, 20460, 21080, 22440, 22593, 23188, 24365, 26580, 27466, 28985, 29238, 30124, 31620, 34782, 37655, 38984, 40920, 41199, 45186, 46376, 48730, 53160, 54932, 57970, 58476, 60248, 63240, 68665, 69564, 73095, 75310, 82398, 82841, 86955, 90372, 97460, 109864, 112965, 115940, 116952, 137330, 139128, 146190, 150620, 151063, 164796, 165682, 173910, 180744, 194920, 205995, 225930, 231880, 233461, 248523, 274660, 292380, 301240, 302126, 329592, 331364, 347820, 411990, 414205, 451860, 453189, 466922, 497046, 549320, 584760, 604252, 662728, 695640, 700383, 755315, 823980, 828410, 903720, 906378, 933844, 994092, 1167305, 1208504, 1242615, 1400766, 1510630, 1647960, 1656820, 1812756, 1867688, 1988184, 2265945, 2334610, 2485230, 2568071, 2801532, 3021260, 3313640, 3501915, 3625512, 4531890, 4669220, 4970460, 5136142, 5603064, 6042520, 7003830, 7704213, 9063780, 9338440, 9940920, 10272284, 12840355, 14007660, 15408426, 18127560, 20544568, 25680710, 28015320, 30816852, 38521065, 51361420, 61633704, 77042130, 102722840, 154084260, 308168520]

約数ペア:

[(1, 308168520), (2, 154084260), (3, 102722840), (4, 77042130), (5, 61633704), (6, 51361420), (8, 38521065), (10, 30816852), (11, 28015320), (12, 25680710), (15, 20544568), (17, 18127560), (20, 15408426), (22, 14007660), (24, 12840355), (30, 10272284), (31, 9940920), (33, 9338440), (34, 9063780), (40, 7704213), (44, 7003830), (51, 6042520), (55, 5603064), (60, 5136142), (62, 4970460), (66, 4669220), (68, 4531890), (85, 3625512), (88, 3501915), (93, 3313640), (102, 3021260), (110, 2801532), (120, 2568071), (124, 2485230), (132, 2334610), (136, 2265945), (155, 1988184), (165, 1867688), (170, 1812756), (186, 1656820), (187, 1647960), (204, 1510630), (220, 1400766), (248, 1242615), (255, 1208504), (264, 1167305), (310, 994092), (330, 933844), (340, 906378), (341, 903720), (372, 828410), (374, 823980), (408, 755315), (440, 700383), (443, 695640), (465, 662728), (510, 604252), (527, 584760), (561, 549320), (620, 497046), (660, 466922), (680, 453189), (682, 451860), (744, 414205), (748, 411990), (886, 347820), (930, 331364), (935, 329592), (1020, 302126), (1023, 301240), (1054, 292380), (1122, 274660), (1240, 248523), (1320, 233461), (1329, 231880), (1364, 225930), (1496, 205995), (1581, 194920), (1705, 180744), (1772, 173910), (1860, 165682), (1870, 164796), (2040, 151063), (2046, 150620), (2108, 146190), (2215, 139128), (2244, 137330), (2635, 116952), (2658, 115940), (2728, 112965), (2805, 109864), (3162, 97460), (3410, 90372), (3544, 86955), (3720, 82841), (3740, 82398), (4092, 75310), (4216, 73095), (4430, 69564), (4488, 68665), (4873, 63240), (5115, 60248), (5270, 58476), (5316, 57970), (5610, 54932), (5797, 53160), (6324, 48730), (6645, 46376), (6820, 45186), (7480, 41199), (7531, 40920), (7905, 38984), (8184, 37655), (8860, 34782), (9746, 31620), (10230, 30124), (10540, 29238), (10632, 28985), (11220, 27466), (11594, 26580), (12648, 24365), (13290, 23188), (13640, 22593), (13733, 22440), (14619, 21080), (15062, 20460), (15810, 19492), (17391, 17720)]