1372752640

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{509}}^1$

素因数の和:587

約数の個数: 216

約数和(自身を含む): 3921659280

約数和(自身を除く): 2548906640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 43, 49, 56, 64, 70, 80, 86, 98, 112, 128, 140, 160, 172, 196, 215, 224, 245, 256, 280, 301, 320, 344, 392, 430, 448, 490, 509, 560, 602, 640, 688, 784, 860, 896, 980, 1018, 1120, 1204, 1280, 1376, 1505, 1568, 1720, 1792, 1960, 2036, 2107, 2240, 2408, 2545, 2752, 3010, 3136, 3440, 3563, 3920, 4072, 4214, 4480, 4816, 5090, 5504, 6020, 6272, 6880, 7126, 7840, 8144, 8428, 8960, 9632, 10180, 10535, 11008, 12040, 12544, 13760, 14252, 15680, 16288, 16856, 17815, 19264, 20360, 21070, 21887, 24080, 24941, 27520, 28504, 31360, 32576, 33712, 35630, 38528, 40720, 42140, 43774, 48160, 49882, 55040, 57008, 62720, 65152, 67424, 71260, 77056, 81440, 84280, 87548, 96320, 99764, 109435, 114016, 124705, 130304, 134848, 142520, 153209, 162880, 168560, 175096, 192640, 199528, 218870, 228032, 249410, 269696, 285040, 306418, 325760, 337120, 350192, 385280, 399056, 437740, 456064, 498820, 539392, 570080, 612836, 651520, 674240, 700384, 766045, 798112, 875480, 912128, 997640, 1072463, 1140160, 1225672, 1348480, 1400768, 1532090, 1596224, 1750960, 1995280, 2144926, 2280320, 2451344, 2696960, 2801536, 3064180, 3192448, 3501920, 3990560, 4289852, 4560640, 4902688, 5362315, 5603072, 6128360, 6384896, 7003840, 7981120, 8579704, 9805376, 10724630, 12256720, 14007680, 15962240, 17159408, 19610752, 21449260, 24513440, 28015360, 31924480, 34318816, 39221504, 42898520, 49026880, 68637632, 85797040, 98053760, 137275264, 171594080, 196107520, 274550528, 343188160, 686376320, 1372752640]

約数ペア:

[(1, 1372752640), (2, 686376320), (4, 343188160), (5, 274550528), (7, 196107520), (8, 171594080), (10, 137275264), (14, 98053760), (16, 85797040), (20, 68637632), (28, 49026880), (32, 42898520), (35, 39221504), (40, 34318816), (43, 31924480), (49, 28015360), (56, 24513440), (64, 21449260), (70, 19610752), (80, 17159408), (86, 15962240), (98, 14007680), (112, 12256720), (128, 10724630), (140, 9805376), (160, 8579704), (172, 7981120), (196, 7003840), (215, 6384896), (224, 6128360), (245, 5603072), (256, 5362315), (280, 4902688), (301, 4560640), (320, 4289852), (344, 3990560), (392, 3501920), (430, 3192448), (448, 3064180), (490, 2801536), (509, 2696960), (560, 2451344), (602, 2280320), (640, 2144926), (688, 1995280), (784, 1750960), (860, 1596224), (896, 1532090), (980, 1400768), (1018, 1348480), (1120, 1225672), (1204, 1140160), (1280, 1072463), (1376, 997640), (1505, 912128), (1568, 875480), (1720, 798112), (1792, 766045), (1960, 700384), (2036, 674240), (2107, 651520), (2240, 612836), (2408, 570080), (2545, 539392), (2752, 498820), (3010, 456064), (3136, 437740), (3440, 399056), (3563, 385280), (3920, 350192), (4072, 337120), (4214, 325760), (4480, 306418), (4816, 285040), (5090, 269696), (5504, 249410), (6020, 228032), (6272, 218870), (6880, 199528), (7126, 192640), (7840, 175096), (8144, 168560), (8428, 162880), (8960, 153209), (9632, 142520), (10180, 134848), (10535, 130304), (11008, 124705), (12040, 114016), (12544, 109435), (13760, 99764), (14252, 96320), (15680, 87548), (16288, 84280), (16856, 81440), (17815, 77056), (19264, 71260), (20360, 67424), (21070, 65152), (21887, 62720), (24080, 57008), (24941, 55040), (27520, 49882), (28504, 48160), (31360, 43774), (32576, 42140), (33712, 40720), (35630, 38528)]