41386240

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:208

約数の個数: 144

約数和(自身を含む): 117734400

約数和(自身を除く): 76348160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 149, 155, 160, 217, 224, 248, 256, 280, 298, 310, 320, 434, 448, 496, 560, 596, 620, 640, 745, 868, 896, 992, 1043, 1085, 1120, 1192, 1240, 1280, 1490, 1736, 1792, 1984, 2086, 2170, 2240, 2384, 2480, 2980, 3472, 3968, 4172, 4340, 4480, 4619, 4768, 4960, 5215, 5960, 6944, 7936, 8344, 8680, 8960, 9238, 9536, 9920, 10430, 11920, 13888, 16688, 17360, 18476, 19072, 19840, 20860, 23095, 23840, 27776, 32333, 33376, 34720, 36952, 38144, 39680, 41720, 46190, 47680, 55552, 64666, 66752, 69440, 73904, 83440, 92380, 95360, 129332, 133504, 138880, 147808, 161665, 166880, 184760, 190720, 258664, 267008, 277760, 295616, 323330, 333760, 369520, 517328, 591232, 646660, 667520, 739040, 1034656, 1182464, 1293320, 1335040, 1478080, 2069312, 2586640, 2956160, 4138624, 5173280, 5912320, 8277248, 10346560, 20693120, 41386240]

約数ペア:

[(1, 41386240), (2, 20693120), (4, 10346560), (5, 8277248), (7, 5912320), (8, 5173280), (10, 4138624), (14, 2956160), (16, 2586640), (20, 2069312), (28, 1478080), (31, 1335040), (32, 1293320), (35, 1182464), (40, 1034656), (56, 739040), (62, 667520), (64, 646660), (70, 591232), (80, 517328), (112, 369520), (124, 333760), (128, 323330), (140, 295616), (149, 277760), (155, 267008), (160, 258664), (217, 190720), (224, 184760), (248, 166880), (256, 161665), (280, 147808), (298, 138880), (310, 133504), (320, 129332), (434, 95360), (448, 92380), (496, 83440), (560, 73904), (596, 69440), (620, 66752), (640, 64666), (745, 55552), (868, 47680), (896, 46190), (992, 41720), (1043, 39680), (1085, 38144), (1120, 36952), (1192, 34720), (1240, 33376), (1280, 32333), (1490, 27776), (1736, 23840), (1792, 23095), (1984, 20860), (2086, 19840), (2170, 19072), (2240, 18476), (2384, 17360), (2480, 16688), (2980, 13888), (3472, 11920), (3968, 10430), (4172, 9920), (4340, 9536), (4480, 9238), (4619, 8960), (4768, 8680), (4960, 8344), (5215, 7936), (5960, 6944)]