621523440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{45433}}^1$

素因数の和:45471

約数の個数: 120

約数和(自身を含む): 2197188240

約数和(自身を除く): 1575664800

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, 45433, 90866, 136299, 181732, 227165, 272598, 363464, 408897, 454330, 545196, 681495, 726928, 817794, 863227, 908660, 1090392, 1362990, 1635588, 1726454, 1817320, 2044485, 2180784, 2589681, 2725980, 3271176, 3452908, 3634640, 4088970, 4316135, 5179362, 5451960, 6542352, 6905816, 7769043, 8177940, 8632270, 10358724, 10903920, 12948405, 13811632, 15538086, 16355880, 17264540, 20717448, 25896810, 31076172, 32711760, 34529080, 38845215, 41434896, 51793620, 62152344, 69058160, 77690430, 103587240, 124304688, 155380860, 207174480, 310761720, 621523440]

約数ペア:

[(1, 621523440), (2, 310761720), (3, 207174480), (4, 155380860), (5, 124304688), (6, 103587240), (8, 77690430), (9, 69058160), (10, 62152344), (12, 51793620), (15, 41434896), (16, 38845215), (18, 34529080), (19, 32711760), (20, 31076172), (24, 25896810), (30, 20717448), (36, 17264540), (38, 16355880), (40, 15538086), (45, 13811632), (48, 12948405), (57, 10903920), (60, 10358724), (72, 8632270), (76, 8177940), (80, 7769043), (90, 6905816), (95, 6542352), (114, 5451960), (120, 5179362), (144, 4316135), (152, 4088970), (171, 3634640), (180, 3452908), (190, 3271176), (228, 2725980), (240, 2589681), (285, 2180784), (304, 2044485), (342, 1817320), (360, 1726454), (380, 1635588), (456, 1362990), (570, 1090392), (684, 908660), (720, 863227), (760, 817794), (855, 726928), (912, 681495), (1140, 545196), (1368, 454330), (1520, 408897), (1710, 363464), (2280, 272598), (2736, 227165), (3420, 181732), (4560, 136299), (6840, 90866), (13680, 45433)]