21739251840

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{666031}}^1$

素因数の和:666070

約数の個数: 128

約数和(自身を含む): 73370085120

約数和(自身を除く): 51630833280

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, 1360, 1632, 1920, 2040, 2176, 2720, 3264, 4080, 5440, 6528, 8160, 10880, 16320, 32640, 666031, 1332062, 1998093, 2664124, 3330155, 3996186, 5328248, 6660310, 7992372, 9990465, 10656496, 11322527, 13320620, 15984744, 19980930, 21312992, 22645054, 26641240, 31969488, 33967581, 39961860, 42625984, 45290108, 53282480, 56612635, 63938976, 67935162, 79923720, 85251968, 90580216, 106564960, 113225270, 127877952, 135870324, 159847440, 169837905, 181160432, 213129920, 226450540, 255755904, 271740648, 319694880, 339675810, 362320864, 426259840, 452901080, 543481296, 639389760, 679351620, 724641728, 905802160, 1086962592, 1278779520, 1358703240, 1449283456, 1811604320, 2173925184, 2717406480, 3623208640, 4347850368, 5434812960, 7246417280, 10869625920, 21739251840]

約数ペア:

[(1, 21739251840), (2, 10869625920), (3, 7246417280), (4, 5434812960), (5, 4347850368), (6, 3623208640), (8, 2717406480), (10, 2173925184), (12, 1811604320), (15, 1449283456), (16, 1358703240), (17, 1278779520), (20, 1086962592), (24, 905802160), (30, 724641728), (32, 679351620), (34, 639389760), (40, 543481296), (48, 452901080), (51, 426259840), (60, 362320864), (64, 339675810), (68, 319694880), (80, 271740648), (85, 255755904), (96, 226450540), (102, 213129920), (120, 181160432), (128, 169837905), (136, 159847440), (160, 135870324), (170, 127877952), (192, 113225270), (204, 106564960), (240, 90580216), (255, 85251968), (272, 79923720), (320, 67935162), (340, 63938976), (384, 56612635), (408, 53282480), (480, 45290108), (510, 42625984), (544, 39961860), (640, 33967581), (680, 31969488), (816, 26641240), (960, 22645054), (1020, 21312992), (1088, 19980930), (1360, 15984744), (1632, 13320620), (1920, 11322527), (2040, 10656496), (2176, 9990465), (2720, 7992372), (3264, 6660310), (4080, 5328248), (5440, 3996186), (6528, 3330155), (8160, 2664124), (10880, 1998093), (16320, 1332062), (32640, 666031)]