1999286280

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{277}}^1$

素因数の和:501

約数の個数: 256

約数和(自身を含む): 6893510400

約数和(自身を除く): 4894224120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 41, 45, 54, 60, 72, 82, 90, 108, 120, 123, 135, 163, 164, 180, 205, 216, 246, 270, 277, 326, 328, 360, 369, 410, 489, 492, 540, 554, 615, 652, 738, 815, 820, 831, 978, 984, 1080, 1107, 1108, 1230, 1304, 1385, 1467, 1476, 1630, 1640, 1662, 1845, 1956, 2214, 2216, 2445, 2460, 2493, 2770, 2934, 2952, 3260, 3324, 3690, 3912, 4155, 4401, 4428, 4890, 4920, 4986, 5535, 5540, 5868, 6520, 6648, 6683, 7335, 7380, 7479, 8310, 8802, 8856, 9780, 9972, 11070, 11080, 11357, 11736, 12465, 13366, 14670, 14760, 14958, 16620, 17604, 19560, 19944, 20049, 22005, 22140, 22714, 24930, 26732, 29340, 29916, 33240, 33415, 34071, 35208, 37395, 40098, 44010, 44280, 45151, 45428, 49860, 53464, 56785, 58680, 59832, 60147, 66830, 68142, 74790, 80196, 88020, 90302, 90856, 99720, 100245, 102213, 113570, 120294, 133660, 135453, 136284, 149580, 160392, 170355, 176040, 180441, 180604, 200490, 204426, 225755, 227140, 240588, 267320, 270906, 272568, 299160, 300735, 306639, 340710, 360882, 361208, 400980, 406359, 408852, 451510, 454280, 481176, 511065, 541812, 601470, 613278, 677265, 681420, 721764, 801960, 812718, 817704, 902205, 903020, 1022130, 1083624, 1202940, 1219077, 1226556, 1354530, 1362840, 1443528, 1533195, 1625436, 1804410, 1806040, 1851191, 2031795, 2044260, 2405880, 2438154, 2453112, 2709060, 3066390, 3250872, 3608820, 3702382, 4063590, 4088520, 4876308, 5418120, 5553573, 6095385, 6132780, 7217640, 7404764, 8127180, 9255955, 9752616, 11107146, 12190770, 12265560, 14809528, 16254360, 16660719, 18511910, 22214292, 24381540, 27767865, 33321438, 37023820, 44428584, 48763080, 49982157, 55535730, 66642876, 74047640, 83303595, 99964314, 111071460, 133285752, 166607190, 199928628, 222142920, 249910785, 333214380, 399857256, 499821570, 666428760, 999643140, 1999286280]

約数ペア:

[(1, 1999286280), (2, 999643140), (3, 666428760), (4, 499821570), (5, 399857256), (6, 333214380), (8, 249910785), (9, 222142920), (10, 199928628), (12, 166607190), (15, 133285752), (18, 111071460), (20, 99964314), (24, 83303595), (27, 74047640), (30, 66642876), (36, 55535730), (40, 49982157), (41, 48763080), (45, 44428584), (54, 37023820), (60, 33321438), (72, 27767865), (82, 24381540), (90, 22214292), (108, 18511910), (120, 16660719), (123, 16254360), (135, 14809528), (163, 12265560), (164, 12190770), (180, 11107146), (205, 9752616), (216, 9255955), (246, 8127180), (270, 7404764), (277, 7217640), (326, 6132780), (328, 6095385), (360, 5553573), (369, 5418120), (410, 4876308), (489, 4088520), (492, 4063590), (540, 3702382), (554, 3608820), (615, 3250872), (652, 3066390), (738, 2709060), (815, 2453112), (820, 2438154), (831, 2405880), (978, 2044260), (984, 2031795), (1080, 1851191), (1107, 1806040), (1108, 1804410), (1230, 1625436), (1304, 1533195), (1385, 1443528), (1467, 1362840), (1476, 1354530), (1630, 1226556), (1640, 1219077), (1662, 1202940), (1845, 1083624), (1956, 1022130), (2214, 903020), (2216, 902205), (2445, 817704), (2460, 812718), (2493, 801960), (2770, 721764), (2934, 681420), (2952, 677265), (3260, 613278), (3324, 601470), (3690, 541812), (3912, 511065), (4155, 481176), (4401, 454280), (4428, 451510), (4890, 408852), (4920, 406359), (4986, 400980), (5535, 361208), (5540, 360882), (5868, 340710), (6520, 306639), (6648, 300735), (6683, 299160), (7335, 272568), (7380, 270906), (7479, 267320), (8310, 240588), (8802, 227140), (8856, 225755), (9780, 204426), (9972, 200490), (11070, 180604), (11080, 180441), (11357, 176040), (11736, 170355), (12465, 160392), (13366, 149580), (14670, 136284), (14760, 135453), (14958, 133660), (16620, 120294), (17604, 113570), (19560, 102213), (19944, 100245), (20049, 99720), (22005, 90856), (22140, 90302), (22714, 88020), (24930, 80196), (26732, 74790), (29340, 68142), (29916, 66830), (33240, 60147), (33415, 59832), (34071, 58680), (35208, 56785), (37395, 53464), (40098, 49860), (44010, 45428), (44280, 45151)]