161157360

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:240

約数の個数: 320

約数和(自身を含む): 631959552

約数和(自身を除く): 470802192

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 47, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 94, 104, 105, 112, 120, 130, 140, 141, 156, 157, 168, 182, 188, 195, 208, 210, 235, 240, 260, 273, 280, 282, 312, 314, 329, 336, 364, 376, 390, 420, 455, 470, 471, 520, 546, 560, 564, 611, 624, 628, 658, 705, 728, 752, 780, 785, 840, 910, 940, 942, 987, 1040, 1092, 1099, 1128, 1222, 1256, 1316, 1365, 1410, 1456, 1560, 1570, 1645, 1680, 1820, 1833, 1880, 1884, 1974, 2041, 2184, 2198, 2256, 2355, 2444, 2512, 2632, 2730, 2820, 3055, 3120, 3140, 3290, 3297, 3640, 3666, 3760, 3768, 3948, 4082, 4277, 4368, 4396, 4710, 4888, 4935, 5264, 5460, 5495, 5640, 6110, 6123, 6280, 6580, 6594, 7280, 7332, 7379, 7536, 7896, 8164, 8554, 8792, 9165, 9420, 9776, 9870, 10205, 10920, 10990, 11280, 12220, 12246, 12560, 12831, 13160, 13188, 14287, 14664, 14758, 15792, 16328, 16485, 17108, 17584, 18330, 18840, 19740, 20410, 21385, 21840, 21980, 22137, 24440, 24492, 25662, 26320, 26376, 28574, 29328, 29516, 30615, 32656, 32970, 34216, 36660, 36895, 37680, 39480, 40820, 42770, 42861, 43960, 44274, 48880, 48984, 51324, 51653, 52752, 57148, 59032, 61230, 64155, 65940, 68432, 71435, 73320, 73790, 78960, 81640, 85540, 85722, 87920, 88548, 95927, 97968, 102648, 103306, 110685, 114296, 118064, 122460, 128310, 131880, 142870, 146640, 147580, 154959, 163280, 171080, 171444, 177096, 191854, 205296, 206612, 214305, 221370, 228592, 244920, 256620, 258265, 263760, 285740, 287781, 295160, 309918, 342160, 342888, 354192, 383708, 413224, 428610, 442740, 479635, 489840, 513240, 516530, 571480, 575562, 590320, 619836, 671489, 685776, 767416, 774795, 826448, 857220, 885480, 959270, 1026480, 1033060, 1142960, 1151124, 1239672, 1342978, 1438905, 1534832, 1549590, 1714440, 1770960, 1918540, 2014467, 2066120, 2302248, 2479344, 2685956, 2877810, 3099180, 3357445, 3428880, 3837080, 4028934, 4132240, 4604496, 5371912, 5755620, 6198360, 6714890, 7674160, 8057868, 10072335, 10743824, 11511240, 12396720, 13429780, 16115736, 20144670, 23022480, 26859560, 32231472, 40289340, 53719120, 80578680, 161157360]

約数ペア:

[(1, 161157360), (2, 80578680), (3, 53719120), (4, 40289340), (5, 32231472), (6, 26859560), (7, 23022480), (8, 20144670), (10, 16115736), (12, 13429780), (13, 12396720), (14, 11511240), (15, 10743824), (16, 10072335), (20, 8057868), (21, 7674160), (24, 6714890), (26, 6198360), (28, 5755620), (30, 5371912), (35, 4604496), (39, 4132240), (40, 4028934), (42, 3837080), (47, 3428880), (48, 3357445), (52, 3099180), (56, 2877810), (60, 2685956), (65, 2479344), (70, 2302248), (78, 2066120), (80, 2014467), (84, 1918540), (91, 1770960), (94, 1714440), (104, 1549590), (105, 1534832), (112, 1438905), (120, 1342978), (130, 1239672), (140, 1151124), (141, 1142960), (156, 1033060), (157, 1026480), (168, 959270), (182, 885480), (188, 857220), (195, 826448), (208, 774795), (210, 767416), (235, 685776), (240, 671489), (260, 619836), (273, 590320), (280, 575562), (282, 571480), (312, 516530), (314, 513240), (329, 489840), (336, 479635), (364, 442740), (376, 428610), (390, 413224), (420, 383708), (455, 354192), (470, 342888), (471, 342160), (520, 309918), (546, 295160), (560, 287781), (564, 285740), (611, 263760), (624, 258265), (628, 256620), (658, 244920), (705, 228592), (728, 221370), (752, 214305), (780, 206612), (785, 205296), (840, 191854), (910, 177096), (940, 171444), (942, 171080), (987, 163280), (1040, 154959), (1092, 147580), (1099, 146640), (1128, 142870), (1222, 131880), (1256, 128310), (1316, 122460), (1365, 118064), (1410, 114296), (1456, 110685), (1560, 103306), (1570, 102648), (1645, 97968), (1680, 95927), (1820, 88548), (1833, 87920), (1880, 85722), (1884, 85540), (1974, 81640), (2041, 78960), (2184, 73790), (2198, 73320), (2256, 71435), (2355, 68432), (2444, 65940), (2512, 64155), (2632, 61230), (2730, 59032), (2820, 57148), (3055, 52752), (3120, 51653), (3140, 51324), (3290, 48984), (3297, 48880), (3640, 44274), (3666, 43960), (3760, 42861), (3768, 42770), (3948, 40820), (4082, 39480), (4277, 37680), (4368, 36895), (4396, 36660), (4710, 34216), (4888, 32970), (4935, 32656), (5264, 30615), (5460, 29516), (5495, 29328), (5640, 28574), (6110, 26376), (6123, 26320), (6280, 25662), (6580, 24492), (6594, 24440), (7280, 22137), (7332, 21980), (7379, 21840), (7536, 21385), (7896, 20410), (8164, 19740), (8554, 18840), (8792, 18330), (9165, 17584), (9420, 17108), (9776, 16485), (9870, 16328), (10205, 15792), (10920, 14758), (10990, 14664), (11280, 14287), (12220, 13188), (12246, 13160), (12560, 12831)]