42138240

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1291}}^1$

素因数の和:1330

約数の個数: 128

約数和(自身を含む): 142326720

約数和(自身を除く): 100188480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 128, 136, 160, 170, 192, 204, 240, 255, 272, 320, 340, 384, 408, 480, 510, 544, 640, 680, 816, 960, 1020, 1088, 1291, 1360, 1632, 1920, 2040, 2176, 2582, 2720, 3264, 3873, 4080, 5164, 5440, 6455, 6528, 7746, 8160, 10328, 10880, 12910, 15492, 16320, 19365, 20656, 21947, 25820, 30984, 32640, 38730, 41312, 43894, 51640, 61968, 65841, 77460, 82624, 87788, 103280, 109735, 123936, 131682, 154920, 165248, 175576, 206560, 219470, 247872, 263364, 309840, 329205, 351152, 413120, 438940, 495744, 526728, 619680, 658410, 702304, 826240, 877880, 1053456, 1239360, 1316820, 1404608, 1755760, 2106912, 2478720, 2633640, 2809216, 3511520, 4213824, 5267280, 7023040, 8427648, 10534560, 14046080, 21069120, 42138240]

約数ペア:

[(1, 42138240), (2, 21069120), (3, 14046080), (4, 10534560), (5, 8427648), (6, 7023040), (8, 5267280), (10, 4213824), (12, 3511520), (15, 2809216), (16, 2633640), (17, 2478720), (20, 2106912), (24, 1755760), (30, 1404608), (32, 1316820), (34, 1239360), (40, 1053456), (48, 877880), (51, 826240), (60, 702304), (64, 658410), (68, 619680), (80, 526728), (85, 495744), (96, 438940), (102, 413120), (120, 351152), (128, 329205), (136, 309840), (160, 263364), (170, 247872), (192, 219470), (204, 206560), (240, 175576), (255, 165248), (272, 154920), (320, 131682), (340, 123936), (384, 109735), (408, 103280), (480, 87788), (510, 82624), (544, 77460), (640, 65841), (680, 61968), (816, 51640), (960, 43894), (1020, 41312), (1088, 38730), (1291, 32640), (1360, 30984), (1632, 25820), (1920, 21947), (2040, 20656), (2176, 19365), (2582, 16320), (2720, 15492), (3264, 12910), (3873, 10880), (4080, 10328), (5164, 8160), (5440, 7746), (6455, 6528)]