21140160

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{61}}^1$

素因数の和:119

約数の個数: 168

約数和(自身を含む): 71999856

約数和(自身を除く): 50859696

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 61, 64, 76, 80, 95, 96, 114, 120, 122, 152, 160, 183, 190, 192, 228, 240, 244, 285, 304, 305, 320, 361, 366, 380, 456, 480, 488, 570, 608, 610, 722, 732, 760, 912, 915, 960, 976, 1083, 1140, 1159, 1216, 1220, 1444, 1464, 1520, 1805, 1824, 1830, 1952, 2166, 2280, 2318, 2440, 2888, 2928, 3040, 3477, 3610, 3648, 3660, 3904, 4332, 4560, 4636, 4880, 5415, 5776, 5795, 5856, 6080, 6954, 7220, 7320, 8664, 9120, 9272, 9760, 10830, 11552, 11590, 11712, 13908, 14440, 14640, 17328, 17385, 18240, 18544, 19520, 21660, 22021, 23104, 23180, 27816, 28880, 29280, 34656, 34770, 37088, 43320, 44042, 46360, 55632, 57760, 58560, 66063, 69312, 69540, 74176, 86640, 88084, 92720, 110105, 111264, 115520, 132126, 139080, 173280, 176168, 185440, 220210, 222528, 264252, 278160, 330315, 346560, 352336, 370880, 440420, 528504, 556320, 660630, 704672, 880840, 1057008, 1112640, 1321260, 1409344, 1761680, 2114016, 2642520, 3523360, 4228032, 5285040, 7046720, 10570080, 21140160]

約数ペア:

[(1, 21140160), (2, 10570080), (3, 7046720), (4, 5285040), (5, 4228032), (6, 3523360), (8, 2642520), (10, 2114016), (12, 1761680), (15, 1409344), (16, 1321260), (19, 1112640), (20, 1057008), (24, 880840), (30, 704672), (32, 660630), (38, 556320), (40, 528504), (48, 440420), (57, 370880), (60, 352336), (61, 346560), (64, 330315), (76, 278160), (80, 264252), (95, 222528), (96, 220210), (114, 185440), (120, 176168), (122, 173280), (152, 139080), (160, 132126), (183, 115520), (190, 111264), (192, 110105), (228, 92720), (240, 88084), (244, 86640), (285, 74176), (304, 69540), (305, 69312), (320, 66063), (361, 58560), (366, 57760), (380, 55632), (456, 46360), (480, 44042), (488, 43320), (570, 37088), (608, 34770), (610, 34656), (722, 29280), (732, 28880), (760, 27816), (912, 23180), (915, 23104), (960, 22021), (976, 21660), (1083, 19520), (1140, 18544), (1159, 18240), (1216, 17385), (1220, 17328), (1444, 14640), (1464, 14440), (1520, 13908), (1805, 11712), (1824, 11590), (1830, 11552), (1952, 10830), (2166, 9760), (2280, 9272), (2318, 9120), (2440, 8664), (2888, 7320), (2928, 7220), (3040, 6954), (3477, 6080), (3610, 5856), (3648, 5795), (3660, 5776), (3904, 5415), (4332, 4880), (4560, 4636)]