72469040

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:192

約数の個数: 160

約数和(自身を含む): 208320000

約数和(自身を除く): 135850960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 49, 56, 70, 76, 80, 95, 98, 112, 133, 139, 140, 152, 190, 196, 245, 266, 278, 280, 304, 343, 380, 392, 490, 532, 556, 560, 665, 686, 695, 760, 784, 931, 973, 980, 1064, 1112, 1330, 1372, 1390, 1520, 1715, 1862, 1946, 1960, 2128, 2224, 2641, 2660, 2744, 2780, 3430, 3724, 3892, 3920, 4655, 4865, 5282, 5320, 5488, 5560, 6517, 6811, 6860, 7448, 7784, 9310, 9730, 10564, 10640, 11120, 13034, 13205, 13622, 13720, 14896, 15568, 18487, 18620, 19460, 21128, 26068, 26410, 27244, 27440, 32585, 34055, 36974, 37240, 38920, 42256, 47677, 52136, 52820, 54488, 65170, 68110, 73948, 74480, 77840, 92435, 95354, 104272, 105640, 108976, 129409, 130340, 136220, 147896, 184870, 190708, 211280, 238385, 258818, 260680, 272440, 295792, 369740, 381416, 476770, 517636, 521360, 544880, 647045, 739480, 762832, 905863, 953540, 1035272, 1294090, 1478960, 1811726, 1907080, 2070544, 2588180, 3623452, 3814160, 4529315, 5176360, 7246904, 9058630, 10352720, 14493808, 18117260, 36234520, 72469040]

約数ペア:

[(1, 72469040), (2, 36234520), (4, 18117260), (5, 14493808), (7, 10352720), (8, 9058630), (10, 7246904), (14, 5176360), (16, 4529315), (19, 3814160), (20, 3623452), (28, 2588180), (35, 2070544), (38, 1907080), (40, 1811726), (49, 1478960), (56, 1294090), (70, 1035272), (76, 953540), (80, 905863), (95, 762832), (98, 739480), (112, 647045), (133, 544880), (139, 521360), (140, 517636), (152, 476770), (190, 381416), (196, 369740), (245, 295792), (266, 272440), (278, 260680), (280, 258818), (304, 238385), (343, 211280), (380, 190708), (392, 184870), (490, 147896), (532, 136220), (556, 130340), (560, 129409), (665, 108976), (686, 105640), (695, 104272), (760, 95354), (784, 92435), (931, 77840), (973, 74480), (980, 73948), (1064, 68110), (1112, 65170), (1330, 54488), (1372, 52820), (1390, 52136), (1520, 47677), (1715, 42256), (1862, 38920), (1946, 37240), (1960, 36974), (2128, 34055), (2224, 32585), (2641, 27440), (2660, 27244), (2744, 26410), (2780, 26068), (3430, 21128), (3724, 19460), (3892, 18620), (3920, 18487), (4655, 15568), (4865, 14896), (5282, 13720), (5320, 13622), (5488, 13205), (5560, 13034), (6517, 11120), (6811, 10640), (6860, 10564), (7448, 9730), (7784, 9310)]