121126720

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2647}}^1$

素因数の和:2688

約数の個数: 112

約数和(自身を含む): 338986368

約数和(自身を除く): 217859648

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 64, 65, 80, 88, 104, 110, 130, 143, 160, 176, 208, 220, 260, 286, 320, 352, 416, 440, 520, 572, 704, 715, 832, 880, 1040, 1144, 1430, 1760, 2080, 2288, 2647, 2860, 3520, 4160, 4576, 5294, 5720, 9152, 10588, 11440, 13235, 21176, 22880, 26470, 29117, 34411, 42352, 45760, 52940, 58234, 68822, 84704, 105880, 116468, 137644, 145585, 169408, 172055, 211760, 232936, 275288, 291170, 344110, 378521, 423520, 465872, 550576, 582340, 688220, 757042, 847040, 931744, 1101152, 1164680, 1376440, 1514084, 1863488, 1892605, 2202304, 2329360, 2752880, 3028168, 3785210, 4658720, 5505760, 6056336, 7570420, 9317440, 11011520, 12112672, 15140840, 24225344, 30281680, 60563360, 121126720]

約数ペア:

[(1, 121126720), (2, 60563360), (4, 30281680), (5, 24225344), (8, 15140840), (10, 12112672), (11, 11011520), (13, 9317440), (16, 7570420), (20, 6056336), (22, 5505760), (26, 4658720), (32, 3785210), (40, 3028168), (44, 2752880), (52, 2329360), (55, 2202304), (64, 1892605), (65, 1863488), (80, 1514084), (88, 1376440), (104, 1164680), (110, 1101152), (130, 931744), (143, 847040), (160, 757042), (176, 688220), (208, 582340), (220, 550576), (260, 465872), (286, 423520), (320, 378521), (352, 344110), (416, 291170), (440, 275288), (520, 232936), (572, 211760), (704, 172055), (715, 169408), (832, 145585), (880, 137644), (1040, 116468), (1144, 105880), (1430, 84704), (1760, 68822), (2080, 58234), (2288, 52940), (2647, 45760), (2860, 42352), (3520, 34411), (4160, 29117), (4576, 26470), (5294, 22880), (5720, 21176), (9152, 13235), (10588, 11440)]