1861574120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:292

約数の個数: 256

約数和(自身を含む): 5307586560

約数和(自身を除く): 3446012440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 47, 53, 56, 68, 70, 85, 94, 106, 119, 136, 140, 157, 170, 188, 212, 235, 238, 265, 280, 314, 329, 340, 371, 376, 424, 470, 476, 530, 595, 628, 658, 680, 742, 785, 799, 901, 940, 952, 1060, 1099, 1190, 1256, 1316, 1484, 1570, 1598, 1645, 1802, 1855, 1880, 2120, 2198, 2380, 2491, 2632, 2669, 2968, 3140, 3196, 3290, 3604, 3710, 3995, 4396, 4505, 4760, 4982, 5338, 5495, 5593, 6280, 6307, 6392, 6580, 7208, 7379, 7420, 7990, 8321, 8792, 9010, 9964, 10676, 10990, 11186, 12455, 12614, 13160, 13345, 14758, 14840, 15980, 16642, 17437, 18020, 18683, 19928, 21352, 21980, 22372, 24910, 25228, 26690, 27965, 29516, 31535, 31960, 33284, 34874, 36040, 36895, 37366, 41605, 42347, 43960, 44744, 49820, 50456, 51653, 53380, 55930, 58247, 59032, 63070, 66568, 69748, 73790, 74732, 83210, 84694, 87185, 93415, 99640, 103306, 106760, 111860, 116494, 125443, 126140, 139496, 141457, 147580, 149464, 166420, 169388, 174370, 186830, 206612, 211735, 223720, 232988, 250886, 252280, 258265, 282914, 291235, 295160, 296429, 332840, 338776, 348740, 373660, 391087, 413224, 423470, 465976, 501772, 516530, 565828, 582470, 592858, 627215, 697480, 707285, 747320, 782174, 846940, 878101, 990199, 1003544, 1033060, 1131656, 1164940, 1185716, 1254430, 1414570, 1482145, 1564348, 1693880, 1756202, 1955435, 1980398, 2066120, 2329880, 2371432, 2508860, 2737609, 2829140, 2964290, 3128696, 3512404, 3910870, 3960796, 4390505, 4950995, 5017720, 5475218, 5658280, 5928580, 6648479, 7024808, 7821740, 7921592, 8781010, 9901990, 10950436, 11857160, 13296958, 13688045, 15643480, 17562020, 19803980, 21900872, 26593916, 27376090, 33242395, 35124040, 39607960, 46539353, 53187832, 54752180, 66484790, 93078706, 109504360, 132969580, 186157412, 232696765, 265939160, 372314824, 465393530, 930787060, 1861574120]

約数ペア:

[(1, 1861574120), (2, 930787060), (4, 465393530), (5, 372314824), (7, 265939160), (8, 232696765), (10, 186157412), (14, 132969580), (17, 109504360), (20, 93078706), (28, 66484790), (34, 54752180), (35, 53187832), (40, 46539353), (47, 39607960), (53, 35124040), (56, 33242395), (68, 27376090), (70, 26593916), (85, 21900872), (94, 19803980), (106, 17562020), (119, 15643480), (136, 13688045), (140, 13296958), (157, 11857160), (170, 10950436), (188, 9901990), (212, 8781010), (235, 7921592), (238, 7821740), (265, 7024808), (280, 6648479), (314, 5928580), (329, 5658280), (340, 5475218), (371, 5017720), (376, 4950995), (424, 4390505), (470, 3960796), (476, 3910870), (530, 3512404), (595, 3128696), (628, 2964290), (658, 2829140), (680, 2737609), (742, 2508860), (785, 2371432), (799, 2329880), (901, 2066120), (940, 1980398), (952, 1955435), (1060, 1756202), (1099, 1693880), (1190, 1564348), (1256, 1482145), (1316, 1414570), (1484, 1254430), (1570, 1185716), (1598, 1164940), (1645, 1131656), (1802, 1033060), (1855, 1003544), (1880, 990199), (2120, 878101), (2198, 846940), (2380, 782174), (2491, 747320), (2632, 707285), (2669, 697480), (2968, 627215), (3140, 592858), (3196, 582470), (3290, 565828), (3604, 516530), (3710, 501772), (3995, 465976), (4396, 423470), (4505, 413224), (4760, 391087), (4982, 373660), (5338, 348740), (5495, 338776), (5593, 332840), (6280, 296429), (6307, 295160), (6392, 291235), (6580, 282914), (7208, 258265), (7379, 252280), (7420, 250886), (7990, 232988), (8321, 223720), (8792, 211735), (9010, 206612), (9964, 186830), (10676, 174370), (10990, 169388), (11186, 166420), (12455, 149464), (12614, 147580), (13160, 141457), (13345, 139496), (14758, 126140), (14840, 125443), (15980, 116494), (16642, 111860), (17437, 106760), (18020, 103306), (18683, 99640), (19928, 93415), (21352, 87185), (21980, 84694), (22372, 83210), (24910, 74732), (25228, 73790), (26690, 69748), (27965, 66568), (29516, 63070), (31535, 59032), (31960, 58247), (33284, 55930), (34874, 53380), (36040, 51653), (36895, 50456), (37366, 49820), (41605, 44744), (42347, 43960)]