18986871960

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{28219}}^1$

素因数の和:28335

約数の個数: 256

約数和(自身を含む): 73146240000

約数和(自身を除く): 54159368040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 89, 90, 105, 108, 120, 126, 135, 140, 168, 178, 180, 189, 210, 216, 252, 267, 270, 280, 315, 356, 360, 378, 420, 445, 504, 534, 540, 623, 630, 712, 756, 801, 840, 890, 945, 1068, 1080, 1246, 1260, 1335, 1512, 1602, 1780, 1869, 1890, 2136, 2403, 2492, 2520, 2670, 3115, 3204, 3560, 3738, 3780, 4005, 4806, 4984, 5340, 5607, 6230, 6408, 7476, 7560, 8010, 9345, 9612, 10680, 11214, 12015, 12460, 14952, 16020, 16821, 18690, 19224, 22428, 24030, 24920, 28035, 28219, 32040, 33642, 37380, 44856, 48060, 56070, 56438, 67284, 74760, 84105, 84657, 96120, 112140, 112876, 134568, 141095, 168210, 169314, 197533, 224280, 225752, 253971, 282190, 336420, 338628, 395066, 423285, 507942, 564380, 592599, 672840, 677256, 761913, 790132, 846570, 987665, 1015884, 1128760, 1185198, 1269855, 1523826, 1580264, 1693140, 1777797, 1975330, 2031768, 2370396, 2511491, 2539710, 2962995, 3047652, 3386280, 3555594, 3809565, 3950660, 4740792, 5022982, 5079420, 5333391, 5925990, 6095304, 7111188, 7534473, 7619130, 7901320, 8888985, 10045964, 10158840, 10666782, 11851980, 12557455, 14222376, 15068946, 15238260, 17580437, 17777970, 20091928, 21333564, 22603419, 23703960, 25114910, 26666955, 30137892, 30476520, 35160874, 35555940, 37672365, 42667128, 45206838, 50229820, 52741311, 53333910, 60275784, 67810257, 70321748, 71111880, 75344730, 87902185, 90413676, 100459640, 105482622, 106667820, 113017095, 135620514, 140643496, 150689460, 158223933, 175804370, 180827352, 210965244, 213335640, 226034190, 263706555, 271241028, 301378920, 316447866, 339051285, 351608740, 421930488, 452068380, 474671799, 527413110, 542482056, 632895732, 678102570, 703217480, 791119665, 904136760, 949343598, 1054826220, 1265791464, 1356205140, 1582239330, 1898687196, 2109652440, 2373358995, 2712410280, 3164478660, 3797374392, 4746717990, 6328957320, 9493435980, 18986871960]

約数ペア:

[(1, 18986871960), (2, 9493435980), (3, 6328957320), (4, 4746717990), (5, 3797374392), (6, 3164478660), (7, 2712410280), (8, 2373358995), (9, 2109652440), (10, 1898687196), (12, 1582239330), (14, 1356205140), (15, 1265791464), (18, 1054826220), (20, 949343598), (21, 904136760), (24, 791119665), (27, 703217480), (28, 678102570), (30, 632895732), (35, 542482056), (36, 527413110), (40, 474671799), (42, 452068380), (45, 421930488), (54, 351608740), (56, 339051285), (60, 316447866), (63, 301378920), (70, 271241028), (72, 263706555), (84, 226034190), (89, 213335640), (90, 210965244), (105, 180827352), (108, 175804370), (120, 158223933), (126, 150689460), (135, 140643496), (140, 135620514), (168, 113017095), (178, 106667820), (180, 105482622), (189, 100459640), (210, 90413676), (216, 87902185), (252, 75344730), (267, 71111880), (270, 70321748), (280, 67810257), (315, 60275784), (356, 53333910), (360, 52741311), (378, 50229820), (420, 45206838), (445, 42667128), (504, 37672365), (534, 35555940), (540, 35160874), (623, 30476520), (630, 30137892), (712, 26666955), (756, 25114910), (801, 23703960), (840, 22603419), (890, 21333564), (945, 20091928), (1068, 17777970), (1080, 17580437), (1246, 15238260), (1260, 15068946), (1335, 14222376), (1512, 12557455), (1602, 11851980), (1780, 10666782), (1869, 10158840), (1890, 10045964), (2136, 8888985), (2403, 7901320), (2492, 7619130), (2520, 7534473), (2670, 7111188), (3115, 6095304), (3204, 5925990), (3560, 5333391), (3738, 5079420), (3780, 5022982), (4005, 4740792), (4806, 3950660), (4984, 3809565), (5340, 3555594), (5607, 3386280), (6230, 3047652), (6408, 2962995), (7476, 2539710), (7560, 2511491), (8010, 2370396), (9345, 2031768), (9612, 1975330), (10680, 1777797), (11214, 1693140), (12015, 1580264), (12460, 1523826), (14952, 1269855), (16020, 1185198), (16821, 1128760), (18690, 1015884), (19224, 987665), (22428, 846570), (24030, 790132), (24920, 761913), (28035, 677256), (28219, 672840), (32040, 592599), (33642, 564380), (37380, 507942), (44856, 423285), (48060, 395066), (56070, 338628), (56438, 336420), (67284, 282190), (74760, 253971), (84105, 225752), (84657, 224280), (96120, 197533), (112140, 169314), (112876, 168210), (134568, 141095)]