305321280

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{997}}^1$

素因数の和:1057

約数の個数: 224

約数和(自身を含む): 1095085440

約数和(自身を除く): 789764160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 29, 30, 32, 33, 40, 44, 48, 55, 58, 60, 64, 66, 80, 87, 88, 96, 110, 116, 120, 132, 145, 160, 165, 174, 176, 192, 220, 232, 240, 264, 290, 319, 320, 330, 348, 352, 435, 440, 464, 480, 528, 580, 638, 660, 696, 704, 870, 880, 928, 957, 960, 997, 1056, 1160, 1276, 1320, 1392, 1595, 1740, 1760, 1856, 1914, 1994, 2112, 2320, 2552, 2640, 2784, 2991, 3190, 3480, 3520, 3828, 3988, 4640, 4785, 4985, 5104, 5280, 5568, 5982, 6380, 6960, 7656, 7976, 9280, 9570, 9970, 10208, 10560, 10967, 11964, 12760, 13920, 14955, 15312, 15952, 19140, 19940, 20416, 21934, 23928, 25520, 27840, 28913, 29910, 30624, 31904, 32901, 38280, 39880, 43868, 47856, 51040, 54835, 57826, 59820, 61248, 63808, 65802, 76560, 79760, 86739, 87736, 95712, 102080, 109670, 115652, 119640, 131604, 144565, 153120, 159520, 164505, 173478, 175472, 191424, 219340, 231304, 239280, 263208, 289130, 306240, 318043, 319040, 329010, 346956, 350944, 433695, 438680, 462608, 478560, 526416, 578260, 636086, 658020, 693912, 701888, 867390, 877360, 925216, 954129, 957120, 1052832, 1156520, 1272172, 1316040, 1387824, 1590215, 1734780, 1754720, 1850432, 1908258, 2105664, 2313040, 2544344, 2632080, 2775648, 3180430, 3469560, 3509440, 3816516, 4626080, 4770645, 5088688, 5264160, 5551296, 6360860, 6939120, 7633032, 9252160, 9541290, 10177376, 10528320, 12721720, 13878240, 15266064, 19082580, 20354752, 25443440, 27756480, 30532128, 38165160, 50886880, 61064256, 76330320, 101773760, 152660640, 305321280]

約数ペア:

[(1, 305321280), (2, 152660640), (3, 101773760), (4, 76330320), (5, 61064256), (6, 50886880), (8, 38165160), (10, 30532128), (11, 27756480), (12, 25443440), (15, 20354752), (16, 19082580), (20, 15266064), (22, 13878240), (24, 12721720), (29, 10528320), (30, 10177376), (32, 9541290), (33, 9252160), (40, 7633032), (44, 6939120), (48, 6360860), (55, 5551296), (58, 5264160), (60, 5088688), (64, 4770645), (66, 4626080), (80, 3816516), (87, 3509440), (88, 3469560), (96, 3180430), (110, 2775648), (116, 2632080), (120, 2544344), (132, 2313040), (145, 2105664), (160, 1908258), (165, 1850432), (174, 1754720), (176, 1734780), (192, 1590215), (220, 1387824), (232, 1316040), (240, 1272172), (264, 1156520), (290, 1052832), (319, 957120), (320, 954129), (330, 925216), (348, 877360), (352, 867390), (435, 701888), (440, 693912), (464, 658020), (480, 636086), (528, 578260), (580, 526416), (638, 478560), (660, 462608), (696, 438680), (704, 433695), (870, 350944), (880, 346956), (928, 329010), (957, 319040), (960, 318043), (997, 306240), (1056, 289130), (1160, 263208), (1276, 239280), (1320, 231304), (1392, 219340), (1595, 191424), (1740, 175472), (1760, 173478), (1856, 164505), (1914, 159520), (1994, 153120), (2112, 144565), (2320, 131604), (2552, 119640), (2640, 115652), (2784, 109670), (2991, 102080), (3190, 95712), (3480, 87736), (3520, 86739), (3828, 79760), (3988, 76560), (4640, 65802), (4785, 63808), (4985, 61248), (5104, 59820), (5280, 57826), (5568, 54835), (5982, 51040), (6380, 47856), (6960, 43868), (7656, 39880), (7976, 38280), (9280, 32901), (9570, 31904), (9970, 30624), (10208, 29910), (10560, 28913), (10967, 27840), (11964, 25520), (12760, 23928), (13920, 21934), (14955, 20416), (15312, 19940), (15952, 19140)]