251433720

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1093}}^1$

素因数の和:1187

約数の個数: 160

約数和(自身を含む): 857783520

約数和(自身を除く): 606349800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 71, 72, 81, 90, 108, 120, 135, 142, 162, 180, 213, 216, 270, 284, 324, 355, 360, 405, 426, 540, 568, 639, 648, 710, 810, 852, 1065, 1080, 1093, 1278, 1420, 1620, 1704, 1917, 2130, 2186, 2556, 2840, 3195, 3240, 3279, 3834, 4260, 4372, 5112, 5465, 5751, 6390, 6558, 7668, 8520, 8744, 9585, 9837, 10930, 11502, 12780, 13116, 15336, 16395, 19170, 19674, 21860, 23004, 25560, 26232, 28755, 29511, 32790, 38340, 39348, 43720, 46008, 49185, 57510, 59022, 65580, 76680, 77603, 78696, 88533, 98370, 115020, 118044, 131160, 147555, 155206, 177066, 196740, 230040, 232809, 236088, 295110, 310412, 354132, 388015, 393480, 442665, 465618, 590220, 620824, 698427, 708264, 776030, 885330, 931236, 1164045, 1180440, 1396854, 1552060, 1770660, 1862472, 2095281, 2328090, 2793708, 3104120, 3492135, 3541320, 4190562, 4656180, 5587416, 6285843, 6984270, 8381124, 9312360, 10476405, 12571686, 13968540, 16762248, 20952810, 25143372, 27937080, 31429215, 41905620, 50286744, 62858430, 83811240, 125716860, 251433720]

約数ペア:

[(1, 251433720), (2, 125716860), (3, 83811240), (4, 62858430), (5, 50286744), (6, 41905620), (8, 31429215), (9, 27937080), (10, 25143372), (12, 20952810), (15, 16762248), (18, 13968540), (20, 12571686), (24, 10476405), (27, 9312360), (30, 8381124), (36, 6984270), (40, 6285843), (45, 5587416), (54, 4656180), (60, 4190562), (71, 3541320), (72, 3492135), (81, 3104120), (90, 2793708), (108, 2328090), (120, 2095281), (135, 1862472), (142, 1770660), (162, 1552060), (180, 1396854), (213, 1180440), (216, 1164045), (270, 931236), (284, 885330), (324, 776030), (355, 708264), (360, 698427), (405, 620824), (426, 590220), (540, 465618), (568, 442665), (639, 393480), (648, 388015), (710, 354132), (810, 310412), (852, 295110), (1065, 236088), (1080, 232809), (1093, 230040), (1278, 196740), (1420, 177066), (1620, 155206), (1704, 147555), (1917, 131160), (2130, 118044), (2186, 115020), (2556, 98370), (2840, 88533), (3195, 78696), (3240, 77603), (3279, 76680), (3834, 65580), (4260, 59022), (4372, 57510), (5112, 49185), (5465, 46008), (5751, 43720), (6390, 39348), (6558, 38340), (7668, 32790), (8520, 29511), (8744, 28755), (9585, 26232), (9837, 25560), (10930, 23004), (11502, 21860), (12780, 19674), (13116, 19170), (15336, 16395)]