272081520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{19889}}^1$

素因数の和:19927

約数の個数: 120

約数和(自身を含む): 961880400

約数和(自身を除く): 689798880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 285, 304, 342, 360, 380, 456, 570, 684, 720, 760, 855, 912, 1140, 1368, 1520, 1710, 2280, 2736, 3420, 4560, 6840, 13680, 19889, 39778, 59667, 79556, 99445, 119334, 159112, 179001, 198890, 238668, 298335, 318224, 358002, 377891, 397780, 477336, 596670, 716004, 755782, 795560, 895005, 954672, 1133673, 1193340, 1432008, 1511564, 1591120, 1790010, 1889455, 2267346, 2386680, 2864016, 3023128, 3401019, 3580020, 3778910, 4534692, 4773360, 5668365, 6046256, 6802038, 7160040, 7557820, 9069384, 11336730, 13604076, 14320080, 15115640, 17005095, 18138768, 22673460, 27208152, 30231280, 34010190, 45346920, 54416304, 68020380, 90693840, 136040760, 272081520]

約数ペア:

[(1, 272081520), (2, 136040760), (3, 90693840), (4, 68020380), (5, 54416304), (6, 45346920), (8, 34010190), (9, 30231280), (10, 27208152), (12, 22673460), (15, 18138768), (16, 17005095), (18, 15115640), (19, 14320080), (20, 13604076), (24, 11336730), (30, 9069384), (36, 7557820), (38, 7160040), (40, 6802038), (45, 6046256), (48, 5668365), (57, 4773360), (60, 4534692), (72, 3778910), (76, 3580020), (80, 3401019), (90, 3023128), (95, 2864016), (114, 2386680), (120, 2267346), (144, 1889455), (152, 1790010), (171, 1591120), (180, 1511564), (190, 1432008), (228, 1193340), (240, 1133673), (285, 954672), (304, 895005), (342, 795560), (360, 755782), (380, 716004), (456, 596670), (570, 477336), (684, 397780), (720, 377891), (760, 358002), (855, 318224), (912, 298335), (1140, 238668), (1368, 198890), (1520, 179001), (1710, 159112), (2280, 119334), (2736, 99445), (3420, 79556), (4560, 59667), (6840, 39778), (13680, 19889)]