313896240

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1021}}^1$

素因数の和:1108

約数の個数: 240

約数和(自身を含む): 1225713216

約数和(自身を除く): 911816976

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 61, 63, 70, 72, 80, 84, 90, 105, 112, 120, 122, 126, 140, 144, 168, 180, 183, 210, 240, 244, 252, 280, 305, 315, 336, 360, 366, 420, 427, 488, 504, 549, 560, 610, 630, 720, 732, 840, 854, 915, 976, 1008, 1021, 1098, 1220, 1260, 1281, 1464, 1680, 1708, 1830, 2042, 2135, 2196, 2440, 2520, 2562, 2745, 2928, 3063, 3416, 3660, 3843, 4084, 4270, 4392, 4880, 5040, 5105, 5124, 5490, 6126, 6405, 6832, 7147, 7320, 7686, 8168, 8540, 8784, 9189, 10210, 10248, 10980, 12252, 12810, 14294, 14640, 15315, 15372, 16336, 17080, 18378, 19215, 20420, 20496, 21441, 21960, 24504, 25620, 28588, 30630, 30744, 34160, 35735, 36756, 38430, 40840, 42882, 43920, 45945, 49008, 51240, 57176, 61260, 61488, 62281, 64323, 71470, 73512, 76860, 81680, 85764, 91890, 102480, 107205, 114352, 122520, 124562, 128646, 142940, 147024, 153720, 171528, 183780, 186843, 214410, 245040, 249124, 257292, 285880, 307440, 311405, 321615, 343056, 367560, 373686, 428820, 435967, 498248, 514584, 560529, 571760, 622810, 643230, 735120, 747372, 857640, 871934, 934215, 996496, 1029168, 1121058, 1245620, 1286460, 1307901, 1494744, 1715280, 1743868, 1868430, 2179835, 2242116, 2491240, 2572920, 2615802, 2802645, 2989488, 3487736, 3736860, 3923703, 4359670, 4484232, 4982480, 5145840, 5231604, 5605290, 6539505, 6975472, 7473720, 7847406, 8719340, 8968464, 10463208, 11210580, 13079010, 14947440, 15694812, 17438680, 19618515, 20926416, 22421160, 26158020, 31389624, 34877360, 39237030, 44842320, 52316040, 62779248, 78474060, 104632080, 156948120, 313896240]

約数ペア:

[(1, 313896240), (2, 156948120), (3, 104632080), (4, 78474060), (5, 62779248), (6, 52316040), (7, 44842320), (8, 39237030), (9, 34877360), (10, 31389624), (12, 26158020), (14, 22421160), (15, 20926416), (16, 19618515), (18, 17438680), (20, 15694812), (21, 14947440), (24, 13079010), (28, 11210580), (30, 10463208), (35, 8968464), (36, 8719340), (40, 7847406), (42, 7473720), (45, 6975472), (48, 6539505), (56, 5605290), (60, 5231604), (61, 5145840), (63, 4982480), (70, 4484232), (72, 4359670), (80, 3923703), (84, 3736860), (90, 3487736), (105, 2989488), (112, 2802645), (120, 2615802), (122, 2572920), (126, 2491240), (140, 2242116), (144, 2179835), (168, 1868430), (180, 1743868), (183, 1715280), (210, 1494744), (240, 1307901), (244, 1286460), (252, 1245620), (280, 1121058), (305, 1029168), (315, 996496), (336, 934215), (360, 871934), (366, 857640), (420, 747372), (427, 735120), (488, 643230), (504, 622810), (549, 571760), (560, 560529), (610, 514584), (630, 498248), (720, 435967), (732, 428820), (840, 373686), (854, 367560), (915, 343056), (976, 321615), (1008, 311405), (1021, 307440), (1098, 285880), (1220, 257292), (1260, 249124), (1281, 245040), (1464, 214410), (1680, 186843), (1708, 183780), (1830, 171528), (2042, 153720), (2135, 147024), (2196, 142940), (2440, 128646), (2520, 124562), (2562, 122520), (2745, 114352), (2928, 107205), (3063, 102480), (3416, 91890), (3660, 85764), (3843, 81680), (4084, 76860), (4270, 73512), (4392, 71470), (4880, 64323), (5040, 62281), (5105, 61488), (5124, 61260), (5490, 57176), (6126, 51240), (6405, 49008), (6832, 45945), (7147, 43920), (7320, 42882), (7686, 40840), (8168, 38430), (8540, 36756), (8784, 35735), (9189, 34160), (10210, 30744), (10248, 30630), (10980, 28588), (12252, 25620), (12810, 24504), (14294, 21960), (14640, 21441), (15315, 20496), (15372, 20420), (16336, 19215), (17080, 18378)]