312671520

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{31019}}^1$

素因数の和:31047

約数の個数: 144

約数和(自身を含む): 1219458240

約数和(自身を除く): 906786720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 31019, 62038, 93057, 124076, 155095, 186114, 217133, 248152, 279171, 310190, 372228, 434266, 465285, 496304, 558342, 620380, 651399, 744456, 868532, 930570, 992608, 1085665, 1116684, 1240760, 1302798, 1395855, 1488912, 1737064, 1861140, 1954197, 2171330, 2233368, 2481520, 2605596, 2791710, 2977824, 3256995, 3474128, 3722280, 3908394, 4342660, 4466736, 4963040, 5211192, 5583420, 6513990, 6948256, 7444560, 7816788, 8685320, 8933472, 9770985, 10422384, 11166840, 13027980, 14889120, 15633576, 17370640, 19541970, 20844768, 22333680, 26055960, 31267152, 34741280, 39083940, 44667360, 52111920, 62534304, 78167880, 104223840, 156335760, 312671520]

約数ペア:

[(1, 312671520), (2, 156335760), (3, 104223840), (4, 78167880), (5, 62534304), (6, 52111920), (7, 44667360), (8, 39083940), (9, 34741280), (10, 31267152), (12, 26055960), (14, 22333680), (15, 20844768), (16, 19541970), (18, 17370640), (20, 15633576), (21, 14889120), (24, 13027980), (28, 11166840), (30, 10422384), (32, 9770985), (35, 8933472), (36, 8685320), (40, 7816788), (42, 7444560), (45, 6948256), (48, 6513990), (56, 5583420), (60, 5211192), (63, 4963040), (70, 4466736), (72, 4342660), (80, 3908394), (84, 3722280), (90, 3474128), (96, 3256995), (105, 2977824), (112, 2791710), (120, 2605596), (126, 2481520), (140, 2233368), (144, 2171330), (160, 1954197), (168, 1861140), (180, 1737064), (210, 1488912), (224, 1395855), (240, 1302798), (252, 1240760), (280, 1116684), (288, 1085665), (315, 992608), (336, 930570), (360, 868532), (420, 744456), (480, 651399), (504, 620380), (560, 558342), (630, 496304), (672, 465285), (720, 434266), (840, 372228), (1008, 310190), (1120, 279171), (1260, 248152), (1440, 217133), (1680, 186114), (2016, 155095), (2520, 124076), (3360, 93057), (5040, 62038), (10080, 31019)]