643466160

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{15679}}^1$

素因数の和:15720

約数の個数: 160

約数和(自身を含む): 2333184000

約数和(自身を除く): 1689717840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 90, 95, 108, 114, 120, 135, 144, 152, 171, 180, 190, 216, 228, 240, 270, 285, 304, 342, 360, 380, 432, 456, 513, 540, 570, 684, 720, 760, 855, 912, 1026, 1080, 1140, 1368, 1520, 1710, 2052, 2160, 2280, 2565, 2736, 3420, 4104, 4560, 5130, 6840, 8208, 10260, 13680, 15679, 20520, 31358, 41040, 47037, 62716, 78395, 94074, 125432, 141111, 156790, 188148, 235185, 250864, 282222, 297901, 313580, 376296, 423333, 470370, 564444, 595802, 627160, 705555, 752592, 846666, 893703, 940740, 1128888, 1191604, 1254320, 1411110, 1489505, 1693332, 1787406, 1881480, 2116665, 2257776, 2383208, 2681109, 2822220, 2979010, 3386664, 3574812, 3762960, 4233330, 4468515, 4766416, 5362218, 5644440, 5958020, 6773328, 7149624, 8043327, 8466660, 8937030, 10724436, 11288880, 11916040, 13405545, 14299248, 16086654, 16933320, 17874060, 21448872, 23832080, 26811090, 32173308, 33866640, 35748120, 40216635, 42897744, 53622180, 64346616, 71496240, 80433270, 107244360, 128693232, 160866540, 214488720, 321733080, 643466160]

約数ペア:

[(1, 643466160), (2, 321733080), (3, 214488720), (4, 160866540), (5, 128693232), (6, 107244360), (8, 80433270), (9, 71496240), (10, 64346616), (12, 53622180), (15, 42897744), (16, 40216635), (18, 35748120), (19, 33866640), (20, 32173308), (24, 26811090), (27, 23832080), (30, 21448872), (36, 17874060), (38, 16933320), (40, 16086654), (45, 14299248), (48, 13405545), (54, 11916040), (57, 11288880), (60, 10724436), (72, 8937030), (76, 8466660), (80, 8043327), (90, 7149624), (95, 6773328), (108, 5958020), (114, 5644440), (120, 5362218), (135, 4766416), (144, 4468515), (152, 4233330), (171, 3762960), (180, 3574812), (190, 3386664), (216, 2979010), (228, 2822220), (240, 2681109), (270, 2383208), (285, 2257776), (304, 2116665), (342, 1881480), (360, 1787406), (380, 1693332), (432, 1489505), (456, 1411110), (513, 1254320), (540, 1191604), (570, 1128888), (684, 940740), (720, 893703), (760, 846666), (855, 752592), (912, 705555), (1026, 627160), (1080, 595802), (1140, 564444), (1368, 470370), (1520, 423333), (1710, 376296), (2052, 313580), (2160, 297901), (2280, 282222), (2565, 250864), (2736, 235185), (3420, 188148), (4104, 156790), (4560, 141111), (5130, 125432), (6840, 94074), (8208, 78395), (10260, 62716), (13680, 47037), (15679, 41040), (20520, 31358)]