80578680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:238

約数の個数: 256

約数和(自身を含む): 305786880

約数和(自身を除く): 225208200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 47, 52, 56, 60, 65, 70, 78, 84, 91, 94, 104, 105, 120, 130, 140, 141, 156, 157, 168, 182, 188, 195, 210, 235, 260, 273, 280, 282, 312, 314, 329, 364, 376, 390, 420, 455, 470, 471, 520, 546, 564, 611, 628, 658, 705, 728, 780, 785, 840, 910, 940, 942, 987, 1092, 1099, 1128, 1222, 1256, 1316, 1365, 1410, 1560, 1570, 1645, 1820, 1833, 1880, 1884, 1974, 2041, 2184, 2198, 2355, 2444, 2632, 2730, 2820, 3055, 3140, 3290, 3297, 3640, 3666, 3768, 3948, 4082, 4277, 4396, 4710, 4888, 4935, 5460, 5495, 5640, 6110, 6123, 6280, 6580, 6594, 7332, 7379, 7896, 8164, 8554, 8792, 9165, 9420, 9870, 10205, 10920, 10990, 12220, 12246, 12831, 13160, 13188, 14287, 14664, 14758, 16328, 16485, 17108, 18330, 18840, 19740, 20410, 21385, 21980, 22137, 24440, 24492, 25662, 26376, 28574, 29516, 30615, 32970, 34216, 36660, 36895, 39480, 40820, 42770, 42861, 43960, 44274, 48984, 51324, 51653, 57148, 59032, 61230, 64155, 65940, 71435, 73320, 73790, 81640, 85540, 85722, 88548, 95927, 102648, 103306, 110685, 114296, 122460, 128310, 131880, 142870, 147580, 154959, 171080, 171444, 177096, 191854, 206612, 214305, 221370, 244920, 256620, 258265, 285740, 287781, 295160, 309918, 342888, 383708, 413224, 428610, 442740, 479635, 513240, 516530, 571480, 575562, 619836, 671489, 767416, 774795, 857220, 885480, 959270, 1033060, 1151124, 1239672, 1342978, 1438905, 1549590, 1714440, 1918540, 2014467, 2066120, 2302248, 2685956, 2877810, 3099180, 3357445, 3837080, 4028934, 5371912, 5755620, 6198360, 6714890, 8057868, 10072335, 11511240, 13429780, 16115736, 20144670, 26859560, 40289340, 80578680]

約数ペア:

[(1, 80578680), (2, 40289340), (3, 26859560), (4, 20144670), (5, 16115736), (6, 13429780), (7, 11511240), (8, 10072335), (10, 8057868), (12, 6714890), (13, 6198360), (14, 5755620), (15, 5371912), (20, 4028934), (21, 3837080), (24, 3357445), (26, 3099180), (28, 2877810), (30, 2685956), (35, 2302248), (39, 2066120), (40, 2014467), (42, 1918540), (47, 1714440), (52, 1549590), (56, 1438905), (60, 1342978), (65, 1239672), (70, 1151124), (78, 1033060), (84, 959270), (91, 885480), (94, 857220), (104, 774795), (105, 767416), (120, 671489), (130, 619836), (140, 575562), (141, 571480), (156, 516530), (157, 513240), (168, 479635), (182, 442740), (188, 428610), (195, 413224), (210, 383708), (235, 342888), (260, 309918), (273, 295160), (280, 287781), (282, 285740), (312, 258265), (314, 256620), (329, 244920), (364, 221370), (376, 214305), (390, 206612), (420, 191854), (455, 177096), (470, 171444), (471, 171080), (520, 154959), (546, 147580), (564, 142870), (611, 131880), (628, 128310), (658, 122460), (705, 114296), (728, 110685), (780, 103306), (785, 102648), (840, 95927), (910, 88548), (940, 85722), (942, 85540), (987, 81640), (1092, 73790), (1099, 73320), (1128, 71435), (1222, 65940), (1256, 64155), (1316, 61230), (1365, 59032), (1410, 57148), (1560, 51653), (1570, 51324), (1645, 48984), (1820, 44274), (1833, 43960), (1880, 42861), (1884, 42770), (1974, 40820), (2041, 39480), (2184, 36895), (2198, 36660), (2355, 34216), (2444, 32970), (2632, 30615), (2730, 29516), (2820, 28574), (3055, 26376), (3140, 25662), (3290, 24492), (3297, 24440), (3640, 22137), (3666, 21980), (3768, 21385), (3948, 20410), (4082, 19740), (4277, 18840), (4396, 18330), (4710, 17108), (4888, 16485), (4935, 16328), (5460, 14758), (5495, 14664), (5640, 14287), (6110, 13188), (6123, 13160), (6280, 12831), (6580, 12246), (6594, 12220), (7332, 10990), (7379, 10920), (7896, 10205), (8164, 9870), (8554, 9420), (8792, 9165)]