61728480

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{433}}^1$

素因数の和:471

約数の個数: 240

約数和(自身を含む): 238203504

約数和(自身を除く): 176475024

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 32, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 81, 88, 90, 96, 99, 108, 110, 120, 132, 135, 144, 160, 162, 165, 176, 180, 198, 216, 220, 240, 264, 270, 288, 297, 324, 330, 352, 360, 396, 405, 432, 433, 440, 480, 495, 528, 540, 594, 648, 660, 720, 792, 810, 864, 866, 880, 891, 990, 1056, 1080, 1188, 1296, 1299, 1320, 1440, 1485, 1584, 1620, 1732, 1760, 1782, 1980, 2160, 2165, 2376, 2592, 2598, 2640, 2970, 3168, 3240, 3464, 3564, 3897, 3960, 4320, 4330, 4455, 4752, 4763, 5196, 5280, 5940, 6480, 6495, 6928, 7128, 7794, 7920, 8660, 8910, 9504, 9526, 10392, 11691, 11880, 12960, 12990, 13856, 14256, 14289, 15588, 15840, 17320, 17820, 19052, 19485, 20784, 23382, 23760, 23815, 25980, 28512, 28578, 31176, 34640, 35073, 35640, 38104, 38970, 41568, 42867, 46764, 47520, 47630, 51960, 57156, 58455, 62352, 69280, 70146, 71280, 71445, 76208, 77940, 85734, 93528, 95260, 103920, 114312, 116910, 124704, 128601, 140292, 142560, 142890, 152416, 155880, 171468, 175365, 187056, 190520, 207840, 214335, 228624, 233820, 257202, 280584, 285780, 311760, 342936, 350730, 374112, 381040, 385803, 428670, 457248, 467640, 514404, 561168, 571560, 623520, 643005, 685872, 701460, 762080, 771606, 857340, 935280, 1028808, 1122336, 1143120, 1286010, 1371744, 1402920, 1543212, 1714680, 1870560, 1929015, 2057616, 2286240, 2572020, 2805840, 3086424, 3429360, 3858030, 4115232, 5144040, 5611680, 6172848, 6858720, 7716060, 10288080, 12345696, 15432120, 20576160, 30864240, 61728480]

約数ペア:

[(1, 61728480), (2, 30864240), (3, 20576160), (4, 15432120), (5, 12345696), (6, 10288080), (8, 7716060), (9, 6858720), (10, 6172848), (11, 5611680), (12, 5144040), (15, 4115232), (16, 3858030), (18, 3429360), (20, 3086424), (22, 2805840), (24, 2572020), (27, 2286240), (30, 2057616), (32, 1929015), (33, 1870560), (36, 1714680), (40, 1543212), (44, 1402920), (45, 1371744), (48, 1286010), (54, 1143120), (55, 1122336), (60, 1028808), (66, 935280), (72, 857340), (80, 771606), (81, 762080), (88, 701460), (90, 685872), (96, 643005), (99, 623520), (108, 571560), (110, 561168), (120, 514404), (132, 467640), (135, 457248), (144, 428670), (160, 385803), (162, 381040), (165, 374112), (176, 350730), (180, 342936), (198, 311760), (216, 285780), (220, 280584), (240, 257202), (264, 233820), (270, 228624), (288, 214335), (297, 207840), (324, 190520), (330, 187056), (352, 175365), (360, 171468), (396, 155880), (405, 152416), (432, 142890), (433, 142560), (440, 140292), (480, 128601), (495, 124704), (528, 116910), (540, 114312), (594, 103920), (648, 95260), (660, 93528), (720, 85734), (792, 77940), (810, 76208), (864, 71445), (866, 71280), (880, 70146), (891, 69280), (990, 62352), (1056, 58455), (1080, 57156), (1188, 51960), (1296, 47630), (1299, 47520), (1320, 46764), (1440, 42867), (1485, 41568), (1584, 38970), (1620, 38104), (1732, 35640), (1760, 35073), (1782, 34640), (1980, 31176), (2160, 28578), (2165, 28512), (2376, 25980), (2592, 23815), (2598, 23760), (2640, 23382), (2970, 20784), (3168, 19485), (3240, 19052), (3464, 17820), (3564, 17320), (3897, 15840), (3960, 15588), (4320, 14289), (4330, 14256), (4455, 13856), (4752, 12990), (4763, 12960), (5196, 11880), (5280, 11691), (5940, 10392), (6480, 9526), (6495, 9504), (6928, 8910), (7128, 8660), (7794, 7920)]