1994367360

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{8179}}^1$

素因数の和:8328

約数の個数: 128

約数和(自身を含む): 6407884800

約数和(自身を除く): 4413517440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 127, 128, 160, 192, 240, 254, 320, 381, 384, 480, 508, 635, 640, 762, 960, 1016, 1270, 1524, 1905, 1920, 2032, 2540, 3048, 3810, 4064, 5080, 6096, 7620, 8128, 8179, 10160, 12192, 15240, 16256, 16358, 20320, 24384, 24537, 30480, 32716, 40640, 40895, 48768, 49074, 60960, 65432, 81280, 81790, 98148, 121920, 122685, 130864, 163580, 196296, 243840, 245370, 261728, 327160, 392592, 490740, 523456, 654320, 785184, 981480, 1038733, 1046912, 1308640, 1570368, 1962960, 2077466, 2617280, 3116199, 3140736, 3925920, 4154932, 5193665, 5234560, 6232398, 7851840, 8309864, 10387330, 12464796, 15580995, 15703680, 16619728, 20774660, 24929592, 31161990, 33239456, 41549320, 49859184, 62323980, 66478912, 83098640, 99718368, 124647960, 132957824, 166197280, 199436736, 249295920, 332394560, 398873472, 498591840, 664789120, 997183680, 1994367360]

約数ペア:

[(1, 1994367360), (2, 997183680), (3, 664789120), (4, 498591840), (5, 398873472), (6, 332394560), (8, 249295920), (10, 199436736), (12, 166197280), (15, 132957824), (16, 124647960), (20, 99718368), (24, 83098640), (30, 66478912), (32, 62323980), (40, 49859184), (48, 41549320), (60, 33239456), (64, 31161990), (80, 24929592), (96, 20774660), (120, 16619728), (127, 15703680), (128, 15580995), (160, 12464796), (192, 10387330), (240, 8309864), (254, 7851840), (320, 6232398), (381, 5234560), (384, 5193665), (480, 4154932), (508, 3925920), (635, 3140736), (640, 3116199), (762, 2617280), (960, 2077466), (1016, 1962960), (1270, 1570368), (1524, 1308640), (1905, 1046912), (1920, 1038733), (2032, 981480), (2540, 785184), (3048, 654320), (3810, 523456), (4064, 490740), (5080, 392592), (6096, 327160), (7620, 261728), (8128, 245370), (8179, 243840), (10160, 196296), (12192, 163580), (15240, 130864), (16256, 122685), (16358, 121920), (20320, 98148), (24384, 81790), (24537, 81280), (30480, 65432), (32716, 60960), (40640, 49074), (40895, 48768)]