1521520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1$

素因数の和:63

約数の個数: 160

約数和(自身を含む): 4999680

約数和(自身を除く): 3478160

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 19, 20, 22, 26, 28, 35, 38, 40, 44, 52, 55, 56, 65, 70, 76, 77, 80, 88, 91, 95, 104, 110, 112, 130, 133, 140, 143, 152, 154, 176, 182, 190, 208, 209, 220, 247, 260, 266, 280, 286, 304, 308, 364, 380, 385, 418, 440, 455, 494, 520, 532, 560, 572, 616, 665, 715, 728, 760, 770, 836, 880, 910, 988, 1001, 1040, 1045, 1064, 1144, 1232, 1235, 1330, 1430, 1456, 1463, 1520, 1540, 1672, 1729, 1820, 1976, 2002, 2090, 2128, 2288, 2470, 2660, 2717, 2860, 2926, 3080, 3344, 3458, 3640, 3952, 4004, 4180, 4940, 5005, 5320, 5434, 5720, 5852, 6160, 6916, 7280, 7315, 8008, 8360, 8645, 9880, 10010, 10640, 10868, 11440, 11704, 13585, 13832, 14630, 16016, 16720, 17290, 19019, 19760, 20020, 21736, 23408, 27170, 27664, 29260, 34580, 38038, 40040, 43472, 54340, 58520, 69160, 76076, 80080, 95095, 108680, 117040, 138320, 152152, 190190, 217360, 304304, 380380, 760760, 1521520]

約数ペア:

[(1, 1521520), (2, 760760), (4, 380380), (5, 304304), (7, 217360), (8, 190190), (10, 152152), (11, 138320), (13, 117040), (14, 108680), (16, 95095), (19, 80080), (20, 76076), (22, 69160), (26, 58520), (28, 54340), (35, 43472), (38, 40040), (40, 38038), (44, 34580), (52, 29260), (55, 27664), (56, 27170), (65, 23408), (70, 21736), (76, 20020), (77, 19760), (80, 19019), (88, 17290), (91, 16720), (95, 16016), (104, 14630), (110, 13832), (112, 13585), (130, 11704), (133, 11440), (140, 10868), (143, 10640), (152, 10010), (154, 9880), (176, 8645), (182, 8360), (190, 8008), (208, 7315), (209, 7280), (220, 6916), (247, 6160), (260, 5852), (266, 5720), (280, 5434), (286, 5320), (304, 5005), (308, 4940), (364, 4180), (380, 4004), (385, 3952), (418, 3640), (440, 3458), (455, 3344), (494, 3080), (520, 2926), (532, 2860), (560, 2717), (572, 2660), (616, 2470), (665, 2288), (715, 2128), (728, 2090), (760, 2002), (770, 1976), (836, 1820), (880, 1729), (910, 1672), (988, 1540), (1001, 1520), (1040, 1463), (1045, 1456), (1064, 1430), (1144, 1330), (1232, 1235)]