19757400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1$

素因数の和:198

約数の個数: 192

約数和(自身を含む): 70308000

約数和(自身を除く): 50550600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 25, 26, 30, 34, 39, 40, 50, 51, 52, 60, 65, 68, 75, 78, 85, 100, 102, 104, 120, 130, 136, 149, 150, 156, 170, 195, 200, 204, 221, 255, 260, 298, 300, 312, 325, 340, 390, 408, 425, 442, 447, 510, 520, 596, 600, 650, 663, 680, 745, 780, 850, 884, 894, 975, 1020, 1105, 1192, 1275, 1300, 1326, 1490, 1560, 1700, 1768, 1788, 1937, 1950, 2040, 2210, 2235, 2533, 2550, 2600, 2652, 2980, 3315, 3400, 3576, 3725, 3874, 3900, 4420, 4470, 5066, 5100, 5304, 5525, 5811, 5960, 6630, 7450, 7599, 7748, 7800, 8840, 8940, 9685, 10132, 10200, 11050, 11175, 11622, 12665, 13260, 14900, 15198, 15496, 16575, 17880, 19370, 20264, 22100, 22350, 23244, 25330, 26520, 29055, 29800, 30396, 32929, 33150, 37995, 38740, 44200, 44700, 46488, 48425, 50660, 58110, 60792, 63325, 65858, 66300, 75990, 77480, 89400, 96850, 98787, 101320, 116220, 126650, 131716, 132600, 145275, 151980, 164645, 189975, 193700, 197574, 232440, 253300, 263432, 290550, 303960, 329290, 379950, 387400, 395148, 493935, 506600, 581100, 658580, 759900, 790296, 823225, 987870, 1162200, 1317160, 1519800, 1646450, 1975740, 2469675, 3292900, 3951480, 4939350, 6585800, 9878700, 19757400]

約数ペア:

[(1, 19757400), (2, 9878700), (3, 6585800), (4, 4939350), (5, 3951480), (6, 3292900), (8, 2469675), (10, 1975740), (12, 1646450), (13, 1519800), (15, 1317160), (17, 1162200), (20, 987870), (24, 823225), (25, 790296), (26, 759900), (30, 658580), (34, 581100), (39, 506600), (40, 493935), (50, 395148), (51, 387400), (52, 379950), (60, 329290), (65, 303960), (68, 290550), (75, 263432), (78, 253300), (85, 232440), (100, 197574), (102, 193700), (104, 189975), (120, 164645), (130, 151980), (136, 145275), (149, 132600), (150, 131716), (156, 126650), (170, 116220), (195, 101320), (200, 98787), (204, 96850), (221, 89400), (255, 77480), (260, 75990), (298, 66300), (300, 65858), (312, 63325), (325, 60792), (340, 58110), (390, 50660), (408, 48425), (425, 46488), (442, 44700), (447, 44200), (510, 38740), (520, 37995), (596, 33150), (600, 32929), (650, 30396), (663, 29800), (680, 29055), (745, 26520), (780, 25330), (850, 23244), (884, 22350), (894, 22100), (975, 20264), (1020, 19370), (1105, 17880), (1192, 16575), (1275, 15496), (1300, 15198), (1326, 14900), (1490, 13260), (1560, 12665), (1700, 11622), (1768, 11175), (1788, 11050), (1937, 10200), (1950, 10132), (2040, 9685), (2210, 8940), (2235, 8840), (2533, 7800), (2550, 7748), (2600, 7599), (2652, 7450), (2980, 6630), (3315, 5960), (3400, 5811), (3576, 5525), (3725, 5304), (3874, 5100), (3900, 5066), (4420, 4470)]