285248520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{13901}}^1$

素因数の和:13940

約数の個数: 128

約数和(自身を含む): 1000944000

約数和(自身を除く): 715695480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 108, 114, 120, 135, 152, 171, 180, 190, 216, 228, 270, 285, 342, 360, 380, 456, 513, 540, 570, 684, 760, 855, 1026, 1080, 1140, 1368, 1710, 2052, 2280, 2565, 3420, 4104, 5130, 6840, 10260, 13901, 20520, 27802, 41703, 55604, 69505, 83406, 111208, 125109, 139010, 166812, 208515, 250218, 264119, 278020, 333624, 375327, 417030, 500436, 528238, 556040, 625545, 750654, 792357, 834060, 1000872, 1056476, 1251090, 1320595, 1501308, 1584714, 1668120, 1876635, 2112952, 2377071, 2502180, 2641190, 3002616, 3169428, 3753270, 3961785, 4754142, 5004360, 5282380, 6338856, 7131213, 7506540, 7923570, 9508284, 10564760, 11885355, 14262426, 15013080, 15847140, 19016568, 23770710, 28524852, 31694280, 35656065, 47541420, 57049704, 71312130, 95082840, 142624260, 285248520]

約数ペア:

[(1, 285248520), (2, 142624260), (3, 95082840), (4, 71312130), (5, 57049704), (6, 47541420), (8, 35656065), (9, 31694280), (10, 28524852), (12, 23770710), (15, 19016568), (18, 15847140), (19, 15013080), (20, 14262426), (24, 11885355), (27, 10564760), (30, 9508284), (36, 7923570), (38, 7506540), (40, 7131213), (45, 6338856), (54, 5282380), (57, 5004360), (60, 4754142), (72, 3961785), (76, 3753270), (90, 3169428), (95, 3002616), (108, 2641190), (114, 2502180), (120, 2377071), (135, 2112952), (152, 1876635), (171, 1668120), (180, 1584714), (190, 1501308), (216, 1320595), (228, 1251090), (270, 1056476), (285, 1000872), (342, 834060), (360, 792357), (380, 750654), (456, 625545), (513, 556040), (540, 528238), (570, 500436), (684, 417030), (760, 375327), (855, 333624), (1026, 278020), (1080, 264119), (1140, 250218), (1368, 208515), (1710, 166812), (2052, 139010), (2280, 125109), (2565, 111208), (3420, 83406), (4104, 69505), (5130, 55604), (6840, 41703), (10260, 27802), (13901, 20520)]