7238875840

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{509}}^1\times {\mathrm{907}}^1$

素因数の和:1447

約数の個数: 168

約数和(自身を含む): 20113416720

約数和(自身を除く): 12874540880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 509, 560, 784, 907, 980, 1018, 1120, 1568, 1814, 1960, 2036, 2240, 2545, 3136, 3563, 3628, 3920, 4072, 4535, 5090, 6349, 7126, 7256, 7840, 8144, 9070, 10180, 12698, 14252, 14512, 15680, 16288, 17815, 18140, 20360, 24941, 25396, 28504, 29024, 31745, 32576, 35630, 36280, 40720, 44443, 49882, 50792, 57008, 58048, 63490, 71260, 72560, 81440, 88886, 99764, 101584, 114016, 124705, 126980, 142520, 145120, 162880, 177772, 199528, 203168, 222215, 228032, 249410, 253960, 285040, 290240, 355544, 399056, 406336, 444430, 461663, 498820, 507920, 570080, 711088, 798112, 888860, 923326, 997640, 1015840, 1140160, 1422176, 1596224, 1777720, 1846652, 1995280, 2031680, 2308315, 2844352, 3231641, 3555440, 3693304, 3990560, 4616630, 6463282, 7110880, 7386608, 7981120, 9233260, 12926564, 14221760, 14773216, 16158205, 18466520, 22621487, 25853128, 29546432, 32316410, 36933040, 45242974, 51706256, 64632820, 73866080, 90485948, 103412512, 113107435, 129265640, 147732160, 180971896, 206825024, 226214870, 258531280, 361943792, 452429740, 517062560, 723887584, 904859480, 1034125120, 1447775168, 1809718960, 3619437920, 7238875840]

約数ペア:

[(1, 7238875840), (2, 3619437920), (4, 1809718960), (5, 1447775168), (7, 1034125120), (8, 904859480), (10, 723887584), (14, 517062560), (16, 452429740), (20, 361943792), (28, 258531280), (32, 226214870), (35, 206825024), (40, 180971896), (49, 147732160), (56, 129265640), (64, 113107435), (70, 103412512), (80, 90485948), (98, 73866080), (112, 64632820), (140, 51706256), (160, 45242974), (196, 36933040), (224, 32316410), (245, 29546432), (280, 25853128), (320, 22621487), (392, 18466520), (448, 16158205), (490, 14773216), (509, 14221760), (560, 12926564), (784, 9233260), (907, 7981120), (980, 7386608), (1018, 7110880), (1120, 6463282), (1568, 4616630), (1814, 3990560), (1960, 3693304), (2036, 3555440), (2240, 3231641), (2545, 2844352), (3136, 2308315), (3563, 2031680), (3628, 1995280), (3920, 1846652), (4072, 1777720), (4535, 1596224), (5090, 1422176), (6349, 1140160), (7126, 1015840), (7256, 997640), (7840, 923326), (8144, 888860), (9070, 798112), (10180, 711088), (12698, 570080), (14252, 507920), (14512, 498820), (15680, 461663), (16288, 444430), (17815, 406336), (18140, 399056), (20360, 355544), (24941, 290240), (25396, 285040), (28504, 253960), (29024, 249410), (31745, 228032), (32576, 222215), (35630, 203168), (36280, 199528), (40720, 177772), (44443, 162880), (49882, 145120), (50792, 142520), (57008, 126980), (58048, 124705), (63490, 114016), (71260, 101584), (72560, 99764), (81440, 88886)]