48640860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{379}}^1$

素因数の和:448

約数の個数: 144

約数和(自身を含む): 159344640

約数和(自身を除く): 110703780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 31, 36, 45, 46, 60, 62, 69, 90, 92, 93, 115, 124, 138, 155, 180, 186, 207, 230, 276, 279, 310, 345, 372, 379, 414, 460, 465, 558, 620, 690, 713, 758, 828, 930, 1035, 1116, 1137, 1380, 1395, 1426, 1516, 1860, 1895, 2070, 2139, 2274, 2790, 2852, 3411, 3565, 3790, 4140, 4278, 4548, 5580, 5685, 6417, 6822, 7130, 7580, 8556, 8717, 10695, 11370, 11749, 12834, 13644, 14260, 17055, 17434, 21390, 22740, 23498, 25668, 26151, 32085, 34110, 34868, 35247, 42780, 43585, 46996, 52302, 58745, 64170, 68220, 70494, 78453, 87170, 104604, 105741, 117490, 128340, 130755, 140988, 156906, 174340, 176235, 211482, 234980, 261510, 270227, 313812, 352470, 392265, 422964, 523020, 528705, 540454, 704940, 784530, 810681, 1057410, 1080908, 1351135, 1569060, 1621362, 2114820, 2432043, 2702270, 3242724, 4053405, 4864086, 5404540, 8106810, 9728172, 12160215, 16213620, 24320430, 48640860]

約数ペア:

[(1, 48640860), (2, 24320430), (3, 16213620), (4, 12160215), (5, 9728172), (6, 8106810), (9, 5404540), (10, 4864086), (12, 4053405), (15, 3242724), (18, 2702270), (20, 2432043), (23, 2114820), (30, 1621362), (31, 1569060), (36, 1351135), (45, 1080908), (46, 1057410), (60, 810681), (62, 784530), (69, 704940), (90, 540454), (92, 528705), (93, 523020), (115, 422964), (124, 392265), (138, 352470), (155, 313812), (180, 270227), (186, 261510), (207, 234980), (230, 211482), (276, 176235), (279, 174340), (310, 156906), (345, 140988), (372, 130755), (379, 128340), (414, 117490), (460, 105741), (465, 104604), (558, 87170), (620, 78453), (690, 70494), (713, 68220), (758, 64170), (828, 58745), (930, 52302), (1035, 46996), (1116, 43585), (1137, 42780), (1380, 35247), (1395, 34868), (1426, 34110), (1516, 32085), (1860, 26151), (1895, 25668), (2070, 23498), (2139, 22740), (2274, 21390), (2790, 17434), (2852, 17055), (3411, 14260), (3565, 13644), (3790, 12834), (4140, 11749), (4278, 11370), (4548, 10695), (5580, 8717), (5685, 8556), (6417, 7580), (6822, 7130)]