71477280

素因数分解:

$2^5\times 3^2\times 5^1\times 7^2\times {\mathrm{1013}}^1$

素因数の和:1048

約数の個数: 216

約数和(自身を含む): 284019372

約数和(自身を除く): 212542092

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 140, 144, 147, 160, 168, 180, 196, 210, 224, 240, 245, 252, 280, 288, 294, 315, 336, 360, 392, 420, 441, 480, 490, 504, 560, 588, 630, 672, 720, 735, 784, 840, 882, 980, 1008, 1013, 1120, 1176, 1260, 1440, 1470, 1568, 1680, 1764, 1960, 2016, 2026, 2205, 2352, 2520, 2940, 3039, 3360, 3528, 3920, 4052, 4410, 4704, 5040, 5065, 5880, 6078, 7056, 7091, 7840, 8104, 8820, 9117, 10080, 10130, 11760, 12156, 14112, 14182, 15195, 16208, 17640, 18234, 20260, 21273, 23520, 24312, 28364, 30390, 32416, 35280, 35455, 36468, 40520, 42546, 45585, 48624, 49637, 56728, 60780, 63819, 70560, 70910, 72936, 81040, 85092, 91170, 97248, 99274, 106365, 113456, 121560, 127638, 141820, 145872, 148911, 162080, 170184, 182340, 198548, 212730, 226912, 243120, 248185, 255276, 283640, 291744, 297822, 319095, 340368, 364680, 397096, 425460, 446733, 486240, 496370, 510552, 567280, 595644, 638190, 680736, 729360, 744555, 794192, 850920, 893466, 992740, 1021104, 1134560, 1191288, 1276380, 1458720, 1489110, 1588384, 1701840, 1786932, 1985480, 2042208, 2233665, 2382576, 2552760, 2978220, 3403680, 3573864, 3970960, 4467330, 4765152, 5105520, 5956440, 7147728, 7941920, 8934660, 10211040, 11912880, 14295456, 17869320, 23825760, 35738640, 71477280]

約数ペア:

[(1, 71477280), (2, 35738640), (3, 23825760), (4, 17869320), (5, 14295456), (6, 11912880), (7, 10211040), (8, 8934660), (9, 7941920), (10, 7147728), (12, 5956440), (14, 5105520), (15, 4765152), (16, 4467330), (18, 3970960), (20, 3573864), (21, 3403680), (24, 2978220), (28, 2552760), (30, 2382576), (32, 2233665), (35, 2042208), (36, 1985480), (40, 1786932), (42, 1701840), (45, 1588384), (48, 1489110), (49, 1458720), (56, 1276380), (60, 1191288), (63, 1134560), (70, 1021104), (72, 992740), (80, 893466), (84, 850920), (90, 794192), (96, 744555), (98, 729360), (105, 680736), (112, 638190), (120, 595644), (126, 567280), (140, 510552), (144, 496370), (147, 486240), (160, 446733), (168, 425460), (180, 397096), (196, 364680), (210, 340368), (224, 319095), (240, 297822), (245, 291744), (252, 283640), (280, 255276), (288, 248185), (294, 243120), (315, 226912), (336, 212730), (360, 198548), (392, 182340), (420, 170184), (441, 162080), (480, 148911), (490, 145872), (504, 141820), (560, 127638), (588, 121560), (630, 113456), (672, 106365), (720, 99274), (735, 97248), (784, 91170), (840, 85092), (882, 81040), (980, 72936), (1008, 70910), (1013, 70560), (1120, 63819), (1176, 60780), (1260, 56728), (1440, 49637), (1470, 48624), (1568, 45585), (1680, 42546), (1764, 40520), (1960, 36468), (2016, 35455), (2026, 35280), (2205, 32416), (2352, 30390), (2520, 28364), (2940, 24312), (3039, 23520), (3360, 21273), (3528, 20260), (3920, 18234), (4052, 17640), (4410, 16208), (4704, 15195), (5040, 14182), (5065, 14112), (5880, 12156), (6078, 11760), (7056, 10130), (7091, 10080), (7840, 9117), (8104, 8820)]