1490274160

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1$

素因数の和:339

約数の個数: 160

約数和(自身を含む): 3731904000

約数和(自身を除く): 2241629840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 37, 40, 62, 74, 80, 109, 124, 148, 149, 155, 185, 218, 248, 296, 298, 310, 370, 436, 496, 545, 592, 596, 620, 740, 745, 872, 1090, 1147, 1192, 1240, 1480, 1490, 1744, 2180, 2294, 2384, 2480, 2960, 2980, 3379, 4033, 4360, 4588, 4619, 5513, 5735, 5960, 6758, 8066, 8720, 9176, 9238, 11026, 11470, 11920, 13516, 16132, 16241, 16895, 18352, 18476, 20165, 22052, 22940, 23095, 27032, 27565, 32264, 32482, 33790, 36952, 40330, 44104, 45880, 46190, 54064, 55130, 64528, 64964, 67580, 73904, 80660, 81205, 88208, 91760, 92380, 110260, 125023, 129928, 135160, 161320, 162410, 170903, 184760, 220520, 250046, 259856, 270320, 322640, 324820, 341806, 369520, 441040, 500092, 503471, 600917, 625115, 649640, 683612, 854515, 1000184, 1006942, 1201834, 1250230, 1299280, 1367224, 1709030, 2000368, 2013884, 2403668, 2500460, 2517355, 2734448, 3004585, 3418060, 4027768, 4807336, 5000920, 5034710, 6009170, 6836120, 8055536, 9614672, 10001840, 10069420, 12018340, 13672240, 18628427, 20138840, 24036680, 37256854, 40277680, 48073360, 74513708, 93142135, 149027416, 186284270, 298054832, 372568540, 745137080, 1490274160]

約数ペア:

[(1, 1490274160), (2, 745137080), (4, 372568540), (5, 298054832), (8, 186284270), (10, 149027416), (16, 93142135), (20, 74513708), (31, 48073360), (37, 40277680), (40, 37256854), (62, 24036680), (74, 20138840), (80, 18628427), (109, 13672240), (124, 12018340), (148, 10069420), (149, 10001840), (155, 9614672), (185, 8055536), (218, 6836120), (248, 6009170), (296, 5034710), (298, 5000920), (310, 4807336), (370, 4027768), (436, 3418060), (496, 3004585), (545, 2734448), (592, 2517355), (596, 2500460), (620, 2403668), (740, 2013884), (745, 2000368), (872, 1709030), (1090, 1367224), (1147, 1299280), (1192, 1250230), (1240, 1201834), (1480, 1006942), (1490, 1000184), (1744, 854515), (2180, 683612), (2294, 649640), (2384, 625115), (2480, 600917), (2960, 503471), (2980, 500092), (3379, 441040), (4033, 369520), (4360, 341806), (4588, 324820), (4619, 322640), (5513, 270320), (5735, 259856), (5960, 250046), (6758, 220520), (8066, 184760), (8720, 170903), (9176, 162410), (9238, 161320), (11026, 135160), (11470, 129928), (11920, 125023), (13516, 110260), (16132, 92380), (16241, 91760), (16895, 88208), (18352, 81205), (18476, 80660), (20165, 73904), (22052, 67580), (22940, 64964), (23095, 64528), (27032, 55130), (27565, 54064), (32264, 46190), (32482, 45880), (33790, 44104), (36952, 40330)]