161849600

素因数分解:

$2^8\times 5^2\times {\mathrm{11}}^3\times {\mathrm{19}}^1$

素因数の和:78

約数の個数: 216

約数和(自身を含む): 463824480

約数和(自身を除く): 301974880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 25, 32, 38, 40, 44, 50, 55, 64, 76, 80, 88, 95, 100, 110, 121, 128, 152, 160, 176, 190, 200, 209, 220, 242, 256, 275, 304, 320, 352, 380, 400, 418, 440, 475, 484, 550, 605, 608, 640, 704, 760, 800, 836, 880, 950, 968, 1045, 1100, 1210, 1216, 1280, 1331, 1408, 1520, 1600, 1672, 1760, 1900, 1936, 2090, 2200, 2299, 2420, 2432, 2662, 2816, 3025, 3040, 3200, 3344, 3520, 3800, 3872, 4180, 4400, 4598, 4840, 4864, 5225, 5324, 6050, 6080, 6400, 6655, 6688, 7040, 7600, 7744, 8360, 8800, 9196, 9680, 10450, 10648, 11495, 12100, 12160, 13310, 13376, 14080, 15200, 15488, 16720, 17600, 18392, 19360, 20900, 21296, 22990, 24200, 24320, 25289, 26620, 26752, 30400, 30976, 33275, 33440, 35200, 36784, 38720, 41800, 42592, 45980, 48400, 50578, 53240, 53504, 57475, 60800, 66550, 66880, 70400, 73568, 77440, 83600, 85184, 91960, 96800, 101156, 106480, 114950, 121600, 126445, 133100, 133760, 147136, 154880, 167200, 170368, 183920, 193600, 202312, 212960, 229900, 252890, 266200, 267520, 294272, 334400, 340736, 367840, 387200, 404624, 425920, 459800, 505780, 532400, 588544, 632225, 668800, 735680, 774400, 809248, 851840, 919600, 1011560, 1064800, 1264450, 1337600, 1471360, 1618496, 1703680, 1839200, 2023120, 2129600, 2528900, 2942720, 3236992, 3678400, 4046240, 4259200, 5057800, 6473984, 7356800, 8092480, 8518400, 10115600, 14713600, 16184960, 20231200, 32369920, 40462400, 80924800, 161849600]

約数ペア:

[(1, 161849600), (2, 80924800), (4, 40462400), (5, 32369920), (8, 20231200), (10, 16184960), (11, 14713600), (16, 10115600), (19, 8518400), (20, 8092480), (22, 7356800), (25, 6473984), (32, 5057800), (38, 4259200), (40, 4046240), (44, 3678400), (50, 3236992), (55, 2942720), (64, 2528900), (76, 2129600), (80, 2023120), (88, 1839200), (95, 1703680), (100, 1618496), (110, 1471360), (121, 1337600), (128, 1264450), (152, 1064800), (160, 1011560), (176, 919600), (190, 851840), (200, 809248), (209, 774400), (220, 735680), (242, 668800), (256, 632225), (275, 588544), (304, 532400), (320, 505780), (352, 459800), (380, 425920), (400, 404624), (418, 387200), (440, 367840), (475, 340736), (484, 334400), (550, 294272), (605, 267520), (608, 266200), (640, 252890), (704, 229900), (760, 212960), (800, 202312), (836, 193600), (880, 183920), (950, 170368), (968, 167200), (1045, 154880), (1100, 147136), (1210, 133760), (1216, 133100), (1280, 126445), (1331, 121600), (1408, 114950), (1520, 106480), (1600, 101156), (1672, 96800), (1760, 91960), (1900, 85184), (1936, 83600), (2090, 77440), (2200, 73568), (2299, 70400), (2420, 66880), (2432, 66550), (2662, 60800), (2816, 57475), (3025, 53504), (3040, 53240), (3200, 50578), (3344, 48400), (3520, 45980), (3800, 42592), (3872, 41800), (4180, 38720), (4400, 36784), (4598, 35200), (4840, 33440), (4864, 33275), (5225, 30976), (5324, 30400), (6050, 26752), (6080, 26620), (6400, 25289), (6655, 24320), (6688, 24200), (7040, 22990), (7600, 21296), (7744, 20900), (8360, 19360), (8800, 18392), (9196, 17600), (9680, 16720), (10450, 15488), (10648, 15200), (11495, 14080), (12100, 13376), (12160, 13310)]