813501720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{5171}}^1$

素因数の和:5230

約数の個数: 192

約数和(自身を含む): 2904595200

約数和(自身を除く): 2091093480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 23, 24, 30, 36, 38, 40, 45, 46, 57, 60, 69, 72, 76, 90, 92, 95, 114, 115, 120, 138, 152, 171, 180, 184, 190, 207, 228, 230, 276, 285, 342, 345, 360, 380, 414, 437, 456, 460, 552, 570, 684, 690, 760, 828, 855, 874, 920, 1035, 1140, 1311, 1368, 1380, 1656, 1710, 1748, 2070, 2185, 2280, 2622, 2760, 3420, 3496, 3933, 4140, 4370, 5171, 5244, 6555, 6840, 7866, 8280, 8740, 10342, 10488, 13110, 15513, 15732, 17480, 19665, 20684, 25855, 26220, 31026, 31464, 39330, 41368, 46539, 51710, 52440, 62052, 77565, 78660, 93078, 98249, 103420, 118933, 124104, 155130, 157320, 186156, 196498, 206840, 232695, 237866, 294747, 310260, 356799, 372312, 392996, 465390, 475732, 491245, 589494, 594665, 620520, 713598, 785992, 884241, 930780, 951464, 982490, 1070397, 1178988, 1189330, 1427196, 1473735, 1768482, 1783995, 1861560, 1964980, 2140794, 2259727, 2357976, 2378660, 2854392, 2947470, 3536964, 3567990, 3929960, 4281588, 4421205, 4519454, 4757320, 5351985, 5894940, 6779181, 7073928, 7135980, 8563176, 8842410, 9038908, 10703970, 11298635, 11789880, 13558362, 14271960, 17684820, 18077816, 20337543, 21407940, 22597270, 27116724, 33895905, 35369640, 40675086, 42815880, 45194540, 54233448, 67791810, 81350172, 90389080, 101687715, 135583620, 162700344, 203375430, 271167240, 406750860, 813501720]

約数ペア:

[(1, 813501720), (2, 406750860), (3, 271167240), (4, 203375430), (5, 162700344), (6, 135583620), (8, 101687715), (9, 90389080), (10, 81350172), (12, 67791810), (15, 54233448), (18, 45194540), (19, 42815880), (20, 40675086), (23, 35369640), (24, 33895905), (30, 27116724), (36, 22597270), (38, 21407940), (40, 20337543), (45, 18077816), (46, 17684820), (57, 14271960), (60, 13558362), (69, 11789880), (72, 11298635), (76, 10703970), (90, 9038908), (92, 8842410), (95, 8563176), (114, 7135980), (115, 7073928), (120, 6779181), (138, 5894940), (152, 5351985), (171, 4757320), (180, 4519454), (184, 4421205), (190, 4281588), (207, 3929960), (228, 3567990), (230, 3536964), (276, 2947470), (285, 2854392), (342, 2378660), (345, 2357976), (360, 2259727), (380, 2140794), (414, 1964980), (437, 1861560), (456, 1783995), (460, 1768482), (552, 1473735), (570, 1427196), (684, 1189330), (690, 1178988), (760, 1070397), (828, 982490), (855, 951464), (874, 930780), (920, 884241), (1035, 785992), (1140, 713598), (1311, 620520), (1368, 594665), (1380, 589494), (1656, 491245), (1710, 475732), (1748, 465390), (2070, 392996), (2185, 372312), (2280, 356799), (2622, 310260), (2760, 294747), (3420, 237866), (3496, 232695), (3933, 206840), (4140, 196498), (4370, 186156), (5171, 157320), (5244, 155130), (6555, 124104), (6840, 118933), (7866, 103420), (8280, 98249), (8740, 93078), (10342, 78660), (10488, 77565), (13110, 62052), (15513, 52440), (15732, 51710), (17480, 46539), (19665, 41368), (20684, 39330), (25855, 31464), (26220, 31026)]