42908320

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{421}}^1$

素因数の和:463

約数の個数: 144

約数和(自身を含む): 127293768

約数和(自身を除く): 84385448

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 140, 160, 182, 196, 208, 224, 245, 260, 280, 364, 392, 416, 421, 455, 490, 520, 560, 637, 728, 784, 842, 910, 980, 1040, 1120, 1274, 1456, 1568, 1684, 1820, 1960, 2080, 2105, 2548, 2912, 2947, 3185, 3368, 3640, 3920, 4210, 5096, 5473, 5894, 6370, 6736, 7280, 7840, 8420, 10192, 10946, 11788, 12740, 13472, 14560, 14735, 16840, 20384, 20629, 21892, 23576, 25480, 27365, 29470, 33680, 38311, 41258, 43784, 47152, 50960, 54730, 58940, 67360, 76622, 82516, 87568, 94304, 101920, 103145, 109460, 117880, 153244, 165032, 175136, 191555, 206290, 218920, 235760, 268177, 306488, 330064, 383110, 412580, 437840, 471520, 536354, 612976, 660128, 766220, 825160, 875680, 1072708, 1225952, 1340885, 1532440, 1650320, 2145416, 2681770, 3064880, 3300640, 4290832, 5363540, 6129760, 8581664, 10727080, 21454160, 42908320]

約数ペア:

[(1, 42908320), (2, 21454160), (4, 10727080), (5, 8581664), (7, 6129760), (8, 5363540), (10, 4290832), (13, 3300640), (14, 3064880), (16, 2681770), (20, 2145416), (26, 1650320), (28, 1532440), (32, 1340885), (35, 1225952), (40, 1072708), (49, 875680), (52, 825160), (56, 766220), (65, 660128), (70, 612976), (80, 536354), (91, 471520), (98, 437840), (104, 412580), (112, 383110), (130, 330064), (140, 306488), (160, 268177), (182, 235760), (196, 218920), (208, 206290), (224, 191555), (245, 175136), (260, 165032), (280, 153244), (364, 117880), (392, 109460), (416, 103145), (421, 101920), (455, 94304), (490, 87568), (520, 82516), (560, 76622), (637, 67360), (728, 58940), (784, 54730), (842, 50960), (910, 47152), (980, 43784), (1040, 41258), (1120, 38311), (1274, 33680), (1456, 29470), (1568, 27365), (1684, 25480), (1820, 23576), (1960, 21892), (2080, 20629), (2105, 20384), (2548, 16840), (2912, 14735), (2947, 14560), (3185, 13472), (3368, 12740), (3640, 11788), (3920, 10946), (4210, 10192), (5096, 8420), (5473, 7840), (5894, 7280), (6370, 6736)]