20129121840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{23369}}^1$

素因数の和:23519

約数の個数: 160

約数和(自身を含む): 64750230720

約数和(自身を除く): 44621108880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 37, 40, 48, 60, 74, 80, 97, 111, 120, 148, 185, 194, 222, 240, 291, 296, 370, 388, 444, 485, 555, 582, 592, 740, 776, 888, 970, 1110, 1164, 1455, 1480, 1552, 1776, 1940, 2220, 2328, 2910, 2960, 3589, 3880, 4440, 4656, 5820, 7178, 7760, 8880, 10767, 11640, 14356, 17945, 21534, 23280, 23369, 28712, 35890, 43068, 46738, 53835, 57424, 70107, 71780, 86136, 93476, 107670, 116845, 140214, 143560, 172272, 186952, 215340, 233690, 280428, 287120, 350535, 373904, 430680, 467380, 560856, 701070, 861360, 864653, 934760, 1121712, 1402140, 1729306, 1869520, 2266793, 2593959, 2804280, 3458612, 4323265, 4533586, 5187918, 5608560, 6800379, 6917224, 8646530, 9067172, 10375836, 11333965, 12969795, 13600758, 13834448, 17293060, 18134344, 20751672, 22667930, 25939590, 27201516, 34001895, 34586120, 36268688, 41503344, 45335860, 51879180, 54403032, 68003790, 69172240, 83871341, 90671720, 103758360, 108806064, 136007580, 167742682, 181343440, 207516720, 251614023, 272015160, 335485364, 419356705, 503228046, 544030320, 670970728, 838713410, 1006456092, 1258070115, 1341941456, 1677426820, 2012912184, 2516140230, 3354853640, 4025824368, 5032280460, 6709707280, 10064560920, 20129121840]

約数ペア:

[(1, 20129121840), (2, 10064560920), (3, 6709707280), (4, 5032280460), (5, 4025824368), (6, 3354853640), (8, 2516140230), (10, 2012912184), (12, 1677426820), (15, 1341941456), (16, 1258070115), (20, 1006456092), (24, 838713410), (30, 670970728), (37, 544030320), (40, 503228046), (48, 419356705), (60, 335485364), (74, 272015160), (80, 251614023), (97, 207516720), (111, 181343440), (120, 167742682), (148, 136007580), (185, 108806064), (194, 103758360), (222, 90671720), (240, 83871341), (291, 69172240), (296, 68003790), (370, 54403032), (388, 51879180), (444, 45335860), (485, 41503344), (555, 36268688), (582, 34586120), (592, 34001895), (740, 27201516), (776, 25939590), (888, 22667930), (970, 20751672), (1110, 18134344), (1164, 17293060), (1455, 13834448), (1480, 13600758), (1552, 12969795), (1776, 11333965), (1940, 10375836), (2220, 9067172), (2328, 8646530), (2910, 6917224), (2960, 6800379), (3589, 5608560), (3880, 5187918), (4440, 4533586), (4656, 4323265), (5820, 3458612), (7178, 2804280), (7760, 2593959), (8880, 2266793), (10767, 1869520), (11640, 1729306), (14356, 1402140), (17945, 1121712), (21534, 934760), (23280, 864653), (23369, 861360), (28712, 701070), (35890, 560856), (43068, 467380), (46738, 430680), (53835, 373904), (57424, 350535), (70107, 287120), (71780, 280428), (86136, 233690), (93476, 215340), (107670, 186952), (116845, 172272), (140214, 143560)]