283870720

素因数分解:

$2^9\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:141

約数の個数: 240

約数和(自身を含む): 828482688

約数和(自身を除く): 544611968

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 49, 56, 62, 64, 70, 73, 80, 98, 112, 124, 128, 140, 146, 155, 160, 196, 217, 224, 245, 248, 256, 280, 292, 310, 320, 365, 392, 434, 448, 490, 496, 511, 512, 560, 584, 620, 640, 730, 784, 868, 896, 980, 992, 1022, 1085, 1120, 1168, 1240, 1280, 1460, 1519, 1568, 1736, 1792, 1960, 1984, 2044, 2170, 2240, 2263, 2336, 2480, 2555, 2560, 2920, 3038, 3136, 3472, 3577, 3584, 3920, 3968, 4088, 4340, 4480, 4526, 4672, 4960, 5110, 5840, 6076, 6272, 6944, 7154, 7595, 7840, 7936, 8176, 8680, 8960, 9052, 9344, 9920, 10220, 11315, 11680, 12152, 12544, 13888, 14308, 15190, 15680, 15841, 15872, 16352, 17360, 17885, 17920, 18104, 18688, 19840, 20440, 22630, 23360, 24304, 25088, 27776, 28616, 30380, 31360, 31682, 32704, 34720, 35770, 36208, 37376, 39680, 40880, 45260, 46720, 48608, 55552, 57232, 60760, 62720, 63364, 65408, 69440, 71540, 72416, 79205, 79360, 81760, 90520, 93440, 97216, 110887, 111104, 114464, 121520, 125440, 126728, 130816, 138880, 143080, 144832, 158410, 163520, 181040, 186880, 194432, 221774, 228928, 243040, 253456, 261632, 277760, 286160, 289664, 316820, 327040, 362080, 388864, 443548, 457856, 486080, 506912, 554435, 555520, 572320, 579328, 633640, 654080, 724160, 777728, 887096, 915712, 972160, 1013824, 1108870, 1144640, 1158656, 1267280, 1308160, 1448320, 1774192, 1831424, 1944320, 2027648, 2217740, 2289280, 2534560, 2896640, 3548384, 3888640, 4055296, 4435480, 4578560, 5069120, 5793280, 7096768, 8110592, 8870960, 9157120, 10138240, 14193536, 17741920, 20276480, 28387072, 35483840, 40552960, 56774144, 70967680, 141935360, 283870720]

約数ペア:

[(1, 283870720), (2, 141935360), (4, 70967680), (5, 56774144), (7, 40552960), (8, 35483840), (10, 28387072), (14, 20276480), (16, 17741920), (20, 14193536), (28, 10138240), (31, 9157120), (32, 8870960), (35, 8110592), (40, 7096768), (49, 5793280), (56, 5069120), (62, 4578560), (64, 4435480), (70, 4055296), (73, 3888640), (80, 3548384), (98, 2896640), (112, 2534560), (124, 2289280), (128, 2217740), (140, 2027648), (146, 1944320), (155, 1831424), (160, 1774192), (196, 1448320), (217, 1308160), (224, 1267280), (245, 1158656), (248, 1144640), (256, 1108870), (280, 1013824), (292, 972160), (310, 915712), (320, 887096), (365, 777728), (392, 724160), (434, 654080), (448, 633640), (490, 579328), (496, 572320), (511, 555520), (512, 554435), (560, 506912), (584, 486080), (620, 457856), (640, 443548), (730, 388864), (784, 362080), (868, 327040), (896, 316820), (980, 289664), (992, 286160), (1022, 277760), (1085, 261632), (1120, 253456), (1168, 243040), (1240, 228928), (1280, 221774), (1460, 194432), (1519, 186880), (1568, 181040), (1736, 163520), (1792, 158410), (1960, 144832), (1984, 143080), (2044, 138880), (2170, 130816), (2240, 126728), (2263, 125440), (2336, 121520), (2480, 114464), (2555, 111104), (2560, 110887), (2920, 97216), (3038, 93440), (3136, 90520), (3472, 81760), (3577, 79360), (3584, 79205), (3920, 72416), (3968, 71540), (4088, 69440), (4340, 65408), (4480, 63364), (4526, 62720), (4672, 60760), (4960, 57232), (5110, 55552), (5840, 48608), (6076, 46720), (6272, 45260), (6944, 40880), (7154, 39680), (7595, 37376), (7840, 36208), (7936, 35770), (8176, 34720), (8680, 32704), (8960, 31682), (9052, 31360), (9344, 30380), (9920, 28616), (10220, 27776), (11315, 25088), (11680, 24304), (12152, 23360), (12544, 22630), (13888, 20440), (14308, 19840), (15190, 18688), (15680, 18104), (15841, 17920), (15872, 17885), (16352, 17360)]