1916697640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{857}}^1$

素因数の和:932

約数の個数: 256

約数和(自身を含む): 5604318720

約数和(自身を除く): 3687621080

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 17, 20, 22, 23, 26, 34, 40, 44, 46, 52, 55, 65, 68, 85, 88, 92, 104, 110, 115, 130, 136, 143, 170, 184, 187, 220, 221, 230, 253, 260, 286, 299, 340, 374, 391, 440, 442, 460, 506, 520, 572, 598, 680, 715, 748, 782, 857, 884, 920, 935, 1012, 1105, 1144, 1196, 1265, 1430, 1495, 1496, 1564, 1714, 1768, 1870, 1955, 2024, 2210, 2392, 2431, 2530, 2860, 2990, 3128, 3289, 3428, 3740, 3910, 4285, 4301, 4420, 4862, 5060, 5083, 5720, 5980, 6578, 6856, 7480, 7820, 8570, 8602, 8840, 9427, 9724, 10120, 10166, 11141, 11960, 12155, 13156, 14569, 15640, 16445, 17140, 17204, 18854, 19448, 19711, 20332, 21505, 22282, 24310, 25415, 26312, 29138, 32890, 34280, 34408, 37708, 39422, 40664, 43010, 44564, 47135, 48620, 50830, 55705, 55913, 58276, 65780, 72845, 75416, 78844, 86020, 89128, 94270, 97240, 98555, 101660, 111410, 111826, 116552, 122551, 131560, 145690, 157688, 160259, 172040, 188540, 189397, 197110, 203320, 216821, 222820, 223652, 245102, 256243, 279565, 291380, 320518, 335087, 377080, 378794, 394220, 433642, 445640, 447304, 490204, 512486, 559130, 582760, 612755, 641036, 670174, 757588, 788440, 801295, 867284, 946985, 980408, 1024972, 1084105, 1118260, 1225510, 1281215, 1282072, 1340348, 1515176, 1602590, 1675435, 1734568, 1893970, 2049944, 2083367, 2168210, 2236520, 2451020, 2562430, 2680696, 2818673, 3205180, 3350870, 3685957, 3787940, 4166734, 4336420, 4356131, 4902040, 5124860, 5637346, 6410360, 6701740, 7371914, 7575880, 8333468, 8672840, 8712262, 10249720, 10416835, 11274692, 13403480, 14093365, 14743828, 16666936, 17424524, 18429785, 20833670, 21780655, 22549384, 28186730, 29487656, 34849048, 36859570, 41667340, 43561310, 47917441, 56373460, 73719140, 83334680, 87122620, 95834882, 112746920, 147438280, 174245240, 191669764, 239587205, 383339528, 479174410, 958348820, 1916697640]

約数ペア:

[(1, 1916697640), (2, 958348820), (4, 479174410), (5, 383339528), (8, 239587205), (10, 191669764), (11, 174245240), (13, 147438280), (17, 112746920), (20, 95834882), (22, 87122620), (23, 83334680), (26, 73719140), (34, 56373460), (40, 47917441), (44, 43561310), (46, 41667340), (52, 36859570), (55, 34849048), (65, 29487656), (68, 28186730), (85, 22549384), (88, 21780655), (92, 20833670), (104, 18429785), (110, 17424524), (115, 16666936), (130, 14743828), (136, 14093365), (143, 13403480), (170, 11274692), (184, 10416835), (187, 10249720), (220, 8712262), (221, 8672840), (230, 8333468), (253, 7575880), (260, 7371914), (286, 6701740), (299, 6410360), (340, 5637346), (374, 5124860), (391, 4902040), (440, 4356131), (442, 4336420), (460, 4166734), (506, 3787940), (520, 3685957), (572, 3350870), (598, 3205180), (680, 2818673), (715, 2680696), (748, 2562430), (782, 2451020), (857, 2236520), (884, 2168210), (920, 2083367), (935, 2049944), (1012, 1893970), (1105, 1734568), (1144, 1675435), (1196, 1602590), (1265, 1515176), (1430, 1340348), (1495, 1282072), (1496, 1281215), (1564, 1225510), (1714, 1118260), (1768, 1084105), (1870, 1024972), (1955, 980408), (2024, 946985), (2210, 867284), (2392, 801295), (2431, 788440), (2530, 757588), (2860, 670174), (2990, 641036), (3128, 612755), (3289, 582760), (3428, 559130), (3740, 512486), (3910, 490204), (4285, 447304), (4301, 445640), (4420, 433642), (4862, 394220), (5060, 378794), (5083, 377080), (5720, 335087), (5980, 320518), (6578, 291380), (6856, 279565), (7480, 256243), (7820, 245102), (8570, 223652), (8602, 222820), (8840, 216821), (9427, 203320), (9724, 197110), (10120, 189397), (10166, 188540), (11141, 172040), (11960, 160259), (12155, 157688), (13156, 145690), (14569, 131560), (15640, 122551), (16445, 116552), (17140, 111826), (17204, 111410), (18854, 101660), (19448, 98555), (19711, 97240), (20332, 94270), (21505, 89128), (22282, 86020), (24310, 78844), (25415, 75416), (26312, 72845), (29138, 65780), (32890, 58276), (34280, 55913), (34408, 55705), (37708, 50830), (39422, 48620), (40664, 47135), (43010, 44564)]