420082880

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{367}}^1$

素因数の和:471

約数の個数: 168

約数和(自身を含む): 1182794688

約数和(自身を除く): 762711808

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 73, 80, 98, 112, 140, 146, 160, 196, 224, 245, 280, 292, 320, 365, 367, 392, 448, 490, 511, 560, 584, 730, 734, 784, 980, 1022, 1120, 1168, 1460, 1468, 1568, 1835, 1960, 2044, 2240, 2336, 2555, 2569, 2920, 2936, 3136, 3577, 3670, 3920, 4088, 4672, 5110, 5138, 5840, 5872, 7154, 7340, 7840, 8176, 10220, 10276, 11680, 11744, 12845, 14308, 14680, 15680, 16352, 17885, 17983, 20440, 20552, 23360, 23488, 25690, 26791, 28616, 29360, 32704, 35770, 35966, 40880, 41104, 51380, 53582, 57232, 58720, 71540, 71932, 81760, 82208, 89915, 102760, 107164, 114464, 117440, 133955, 143080, 143864, 163520, 164416, 179830, 187537, 205520, 214328, 228928, 267910, 286160, 287728, 359660, 375074, 411040, 428656, 535820, 572320, 575456, 719320, 750148, 822080, 857312, 937685, 1071640, 1144640, 1150912, 1312759, 1438640, 1500296, 1714624, 1875370, 2143280, 2625518, 2877280, 3000592, 3750740, 4286560, 5251036, 5754560, 6001184, 6563795, 7501480, 8573120, 10502072, 12002368, 13127590, 15002960, 21004144, 26255180, 30005920, 42008288, 52510360, 60011840, 84016576, 105020720, 210041440, 420082880]

約数ペア:

[(1, 420082880), (2, 210041440), (4, 105020720), (5, 84016576), (7, 60011840), (8, 52510360), (10, 42008288), (14, 30005920), (16, 26255180), (20, 21004144), (28, 15002960), (32, 13127590), (35, 12002368), (40, 10502072), (49, 8573120), (56, 7501480), (64, 6563795), (70, 6001184), (73, 5754560), (80, 5251036), (98, 4286560), (112, 3750740), (140, 3000592), (146, 2877280), (160, 2625518), (196, 2143280), (224, 1875370), (245, 1714624), (280, 1500296), (292, 1438640), (320, 1312759), (365, 1150912), (367, 1144640), (392, 1071640), (448, 937685), (490, 857312), (511, 822080), (560, 750148), (584, 719320), (730, 575456), (734, 572320), (784, 535820), (980, 428656), (1022, 411040), (1120, 375074), (1168, 359660), (1460, 287728), (1468, 286160), (1568, 267910), (1835, 228928), (1960, 214328), (2044, 205520), (2240, 187537), (2336, 179830), (2555, 164416), (2569, 163520), (2920, 143864), (2936, 143080), (3136, 133955), (3577, 117440), (3670, 114464), (3920, 107164), (4088, 102760), (4672, 89915), (5110, 82208), (5138, 81760), (5840, 71932), (5872, 71540), (7154, 58720), (7340, 57232), (7840, 53582), (8176, 51380), (10220, 41104), (10276, 40880), (11680, 35966), (11744, 35770), (12845, 32704), (14308, 29360), (14680, 28616), (15680, 26791), (16352, 25690), (17885, 23488), (17983, 23360), (20440, 20552)]