247036160

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{349}}^1$

素因数の和:456

約数の個数: 144

約数和(自身を含む): 686784000

約数和(自身を除く): 439747840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 79, 80, 112, 128, 140, 158, 160, 224, 256, 280, 316, 320, 349, 395, 448, 553, 560, 632, 640, 698, 790, 896, 1106, 1120, 1264, 1280, 1396, 1580, 1745, 1792, 2212, 2240, 2443, 2528, 2765, 2792, 3160, 3490, 4424, 4480, 4886, 5056, 5530, 5584, 6320, 6980, 8848, 8960, 9772, 10112, 11060, 11168, 12215, 12640, 13960, 17696, 19544, 20224, 22120, 22336, 24430, 25280, 27571, 27920, 35392, 39088, 44240, 44672, 48860, 50560, 55142, 55840, 70784, 78176, 88480, 89344, 97720, 101120, 110284, 111680, 137855, 141568, 156352, 176960, 192997, 195440, 220568, 223360, 275710, 312704, 353920, 385994, 390880, 441136, 446720, 551420, 625408, 707840, 771988, 781760, 882272, 964985, 1102840, 1543976, 1563520, 1764544, 1929970, 2205680, 3087952, 3127040, 3529088, 3859940, 4411360, 6175904, 7058176, 7719880, 8822720, 12351808, 15439760, 17645440, 24703616, 30879520, 35290880, 49407232, 61759040, 123518080, 247036160]

約数ペア:

[(1, 247036160), (2, 123518080), (4, 61759040), (5, 49407232), (7, 35290880), (8, 30879520), (10, 24703616), (14, 17645440), (16, 15439760), (20, 12351808), (28, 8822720), (32, 7719880), (35, 7058176), (40, 6175904), (56, 4411360), (64, 3859940), (70, 3529088), (79, 3127040), (80, 3087952), (112, 2205680), (128, 1929970), (140, 1764544), (158, 1563520), (160, 1543976), (224, 1102840), (256, 964985), (280, 882272), (316, 781760), (320, 771988), (349, 707840), (395, 625408), (448, 551420), (553, 446720), (560, 441136), (632, 390880), (640, 385994), (698, 353920), (790, 312704), (896, 275710), (1106, 223360), (1120, 220568), (1264, 195440), (1280, 192997), (1396, 176960), (1580, 156352), (1745, 141568), (1792, 137855), (2212, 111680), (2240, 110284), (2443, 101120), (2528, 97720), (2765, 89344), (2792, 88480), (3160, 78176), (3490, 70784), (4424, 55840), (4480, 55142), (4886, 50560), (5056, 48860), (5530, 44672), (5584, 44240), (6320, 39088), (6980, 35392), (8848, 27920), (8960, 27571), (9772, 25280), (10112, 24430), (11060, 22336), (11168, 22120), (12215, 20224), (12640, 19544), (13960, 17696)]