428977440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{15679}}^1$

素因数の和:15719

約数の個数: 144

約数和(自身を含む): 1541030400

約数和(自身を除く): 1112052960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 96, 114, 120, 144, 152, 160, 171, 180, 190, 228, 240, 285, 288, 304, 342, 360, 380, 456, 480, 570, 608, 684, 720, 760, 855, 912, 1140, 1368, 1440, 1520, 1710, 1824, 2280, 2736, 3040, 3420, 4560, 5472, 6840, 9120, 13680, 15679, 27360, 31358, 47037, 62716, 78395, 94074, 125432, 141111, 156790, 188148, 235185, 250864, 282222, 297901, 313580, 376296, 470370, 501728, 564444, 595802, 627160, 705555, 752592, 893703, 940740, 1128888, 1191604, 1254320, 1411110, 1489505, 1505184, 1787406, 1881480, 2257776, 2383208, 2508640, 2681109, 2822220, 2979010, 3574812, 3762960, 4468515, 4515552, 4766416, 5362218, 5644440, 5958020, 7149624, 7525920, 8937030, 9532832, 10724436, 11288880, 11916040, 13405545, 14299248, 17874060, 21448872, 22577760, 23832080, 26811090, 28598496, 35748120, 42897744, 47664160, 53622180, 71496240, 85795488, 107244360, 142992480, 214488720, 428977440]

約数ペア:

[(1, 428977440), (2, 214488720), (3, 142992480), (4, 107244360), (5, 85795488), (6, 71496240), (8, 53622180), (9, 47664160), (10, 42897744), (12, 35748120), (15, 28598496), (16, 26811090), (18, 23832080), (19, 22577760), (20, 21448872), (24, 17874060), (30, 14299248), (32, 13405545), (36, 11916040), (38, 11288880), (40, 10724436), (45, 9532832), (48, 8937030), (57, 7525920), (60, 7149624), (72, 5958020), (76, 5644440), (80, 5362218), (90, 4766416), (95, 4515552), (96, 4468515), (114, 3762960), (120, 3574812), (144, 2979010), (152, 2822220), (160, 2681109), (171, 2508640), (180, 2383208), (190, 2257776), (228, 1881480), (240, 1787406), (285, 1505184), (288, 1489505), (304, 1411110), (342, 1254320), (360, 1191604), (380, 1128888), (456, 940740), (480, 893703), (570, 752592), (608, 705555), (684, 627160), (720, 595802), (760, 564444), (855, 501728), (912, 470370), (1140, 376296), (1368, 313580), (1440, 297901), (1520, 282222), (1710, 250864), (1824, 235185), (2280, 188148), (2736, 156790), (3040, 141111), (3420, 125432), (4560, 94074), (5472, 78395), (6840, 62716), (9120, 47037), (13680, 31358), (15679, 27360)]