51020400

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:140

約数の個数: 240

約数和(自身を含む): 180175968

約数和(自身を除く): 129155568

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 25, 30, 34, 40, 41, 48, 50, 51, 60, 61, 68, 75, 80, 82, 85, 100, 102, 120, 122, 123, 136, 150, 164, 170, 183, 200, 204, 205, 240, 244, 246, 255, 272, 300, 305, 328, 340, 366, 400, 408, 410, 425, 488, 492, 510, 600, 610, 615, 656, 680, 697, 732, 816, 820, 850, 915, 976, 984, 1020, 1025, 1037, 1200, 1220, 1230, 1275, 1360, 1394, 1464, 1525, 1640, 1700, 1830, 1968, 2040, 2050, 2074, 2091, 2440, 2460, 2501, 2550, 2788, 2928, 3050, 3075, 3111, 3280, 3400, 3485, 3660, 4080, 4100, 4148, 4182, 4575, 4880, 4920, 5002, 5100, 5185, 5576, 6100, 6150, 6222, 6800, 6970, 7320, 7503, 8200, 8296, 8364, 9150, 9840, 10004, 10200, 10370, 10455, 11152, 12200, 12300, 12444, 12505, 13940, 14640, 15006, 15555, 16400, 16592, 16728, 17425, 18300, 20008, 20400, 20740, 20910, 24400, 24600, 24888, 25010, 25925, 27880, 30012, 31110, 33456, 34850, 36600, 37515, 40016, 41480, 41820, 42517, 49200, 49776, 50020, 51850, 52275, 55760, 60024, 62220, 62525, 69700, 73200, 75030, 77775, 82960, 83640, 85034, 100040, 103700, 104550, 120048, 124440, 125050, 127551, 139400, 150060, 155550, 167280, 170068, 187575, 200080, 207400, 209100, 212585, 248880, 250100, 255102, 278800, 300120, 311100, 340136, 375150, 414800, 418200, 425170, 500200, 510204, 600240, 622200, 637755, 680272, 750300, 836400, 850340, 1000400, 1020408, 1062925, 1244400, 1275510, 1500600, 1700680, 2040816, 2125850, 2551020, 3001200, 3188775, 3401360, 4251700, 5102040, 6377550, 8503400, 10204080, 12755100, 17006800, 25510200, 51020400]

約数ペア:

[(1, 51020400), (2, 25510200), (3, 17006800), (4, 12755100), (5, 10204080), (6, 8503400), (8, 6377550), (10, 5102040), (12, 4251700), (15, 3401360), (16, 3188775), (17, 3001200), (20, 2551020), (24, 2125850), (25, 2040816), (30, 1700680), (34, 1500600), (40, 1275510), (41, 1244400), (48, 1062925), (50, 1020408), (51, 1000400), (60, 850340), (61, 836400), (68, 750300), (75, 680272), (80, 637755), (82, 622200), (85, 600240), (100, 510204), (102, 500200), (120, 425170), (122, 418200), (123, 414800), (136, 375150), (150, 340136), (164, 311100), (170, 300120), (183, 278800), (200, 255102), (204, 250100), (205, 248880), (240, 212585), (244, 209100), (246, 207400), (255, 200080), (272, 187575), (300, 170068), (305, 167280), (328, 155550), (340, 150060), (366, 139400), (400, 127551), (408, 125050), (410, 124440), (425, 120048), (488, 104550), (492, 103700), (510, 100040), (600, 85034), (610, 83640), (615, 82960), (656, 77775), (680, 75030), (697, 73200), (732, 69700), (816, 62525), (820, 62220), (850, 60024), (915, 55760), (976, 52275), (984, 51850), (1020, 50020), (1025, 49776), (1037, 49200), (1200, 42517), (1220, 41820), (1230, 41480), (1275, 40016), (1360, 37515), (1394, 36600), (1464, 34850), (1525, 33456), (1640, 31110), (1700, 30012), (1830, 27880), (1968, 25925), (2040, 25010), (2050, 24888), (2074, 24600), (2091, 24400), (2440, 20910), (2460, 20740), (2501, 20400), (2550, 20008), (2788, 18300), (2928, 17425), (3050, 16728), (3075, 16592), (3111, 16400), (3280, 15555), (3400, 15006), (3485, 14640), (3660, 13940), (4080, 12505), (4100, 12444), (4148, 12300), (4182, 12200), (4575, 11152), (4880, 10455), (4920, 10370), (5002, 10200), (5100, 10004), (5185, 9840), (5576, 9150), (6100, 8364), (6150, 8296), (6222, 8200), (6800, 7503), (6970, 7320)]