305213040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{433}}^1$

素因数の和:552

約数の個数: 240

約数和(自身を含む): 1133364960

約数和(自身を除く): 828151920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 89, 90, 99, 110, 120, 132, 144, 165, 176, 178, 180, 198, 220, 240, 264, 267, 330, 356, 360, 396, 433, 440, 445, 495, 528, 534, 660, 712, 720, 792, 801, 866, 880, 890, 979, 990, 1068, 1299, 1320, 1335, 1424, 1584, 1602, 1732, 1780, 1958, 1980, 2136, 2165, 2598, 2640, 2670, 2937, 3204, 3464, 3560, 3897, 3916, 3960, 4005, 4272, 4330, 4763, 4895, 5196, 5340, 5874, 6408, 6495, 6928, 7120, 7794, 7832, 7920, 8010, 8660, 8811, 9526, 9790, 10392, 10680, 11748, 12816, 12990, 14289, 14685, 15588, 15664, 16020, 17320, 17622, 19052, 19485, 19580, 20784, 21360, 23496, 23815, 25980, 28578, 29370, 31176, 32040, 34640, 35244, 38104, 38537, 38970, 39160, 42867, 44055, 46992, 47630, 51960, 57156, 58740, 62352, 64080, 70488, 71445, 76208, 77074, 77940, 78320, 85734, 88110, 95260, 103920, 114312, 115611, 117480, 140976, 142890, 154148, 155880, 171468, 176220, 190520, 192685, 214335, 228624, 231222, 234960, 285780, 308296, 311760, 342936, 346833, 352440, 381040, 385370, 423907, 428670, 462444, 571560, 578055, 616592, 685872, 693666, 704880, 770740, 847814, 857340, 924888, 1143120, 1156110, 1271721, 1387332, 1541480, 1695628, 1714680, 1734165, 1849776, 2119535, 2312220, 2543442, 2774664, 3082960, 3391256, 3429360, 3468330, 3815163, 4239070, 4624440, 5086884, 5549328, 6358605, 6782512, 6936660, 7630326, 8478140, 9248880, 10173768, 12717210, 13873320, 15260652, 16956280, 19075815, 20347536, 25434420, 27746640, 30521304, 33912560, 38151630, 50868840, 61042608, 76303260, 101737680, 152606520, 305213040]

約数ペア:

[(1, 305213040), (2, 152606520), (3, 101737680), (4, 76303260), (5, 61042608), (6, 50868840), (8, 38151630), (9, 33912560), (10, 30521304), (11, 27746640), (12, 25434420), (15, 20347536), (16, 19075815), (18, 16956280), (20, 15260652), (22, 13873320), (24, 12717210), (30, 10173768), (33, 9248880), (36, 8478140), (40, 7630326), (44, 6936660), (45, 6782512), (48, 6358605), (55, 5549328), (60, 5086884), (66, 4624440), (72, 4239070), (80, 3815163), (88, 3468330), (89, 3429360), (90, 3391256), (99, 3082960), (110, 2774664), (120, 2543442), (132, 2312220), (144, 2119535), (165, 1849776), (176, 1734165), (178, 1714680), (180, 1695628), (198, 1541480), (220, 1387332), (240, 1271721), (264, 1156110), (267, 1143120), (330, 924888), (356, 857340), (360, 847814), (396, 770740), (433, 704880), (440, 693666), (445, 685872), (495, 616592), (528, 578055), (534, 571560), (660, 462444), (712, 428670), (720, 423907), (792, 385370), (801, 381040), (866, 352440), (880, 346833), (890, 342936), (979, 311760), (990, 308296), (1068, 285780), (1299, 234960), (1320, 231222), (1335, 228624), (1424, 214335), (1584, 192685), (1602, 190520), (1732, 176220), (1780, 171468), (1958, 155880), (1980, 154148), (2136, 142890), (2165, 140976), (2598, 117480), (2640, 115611), (2670, 114312), (2937, 103920), (3204, 95260), (3464, 88110), (3560, 85734), (3897, 78320), (3916, 77940), (3960, 77074), (4005, 76208), (4272, 71445), (4330, 70488), (4763, 64080), (4895, 62352), (5196, 58740), (5340, 57156), (5874, 51960), (6408, 47630), (6495, 46992), (6928, 44055), (7120, 42867), (7794, 39160), (7832, 38970), (7920, 38537), (8010, 38104), (8660, 35244), (8811, 34640), (9526, 32040), (9790, 31176), (10392, 29370), (10680, 28578), (11748, 25980), (12816, 23815), (12990, 23496), (14289, 21360), (14685, 20784), (15588, 19580), (15664, 19485), (16020, 19052), (17320, 17622)]