19848272640

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{738403}}^1$

素因数の和:738434

約数の個数: 144

約数和(自身を含む): 72446293248

約数和(自身を除く): 52598020608

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1680, 1792, 1920, 2240, 2688, 3360, 3840, 4480, 5376, 6720, 8960, 13440, 26880, 738403, 1476806, 2215209, 2953612, 3692015, 4430418, 5168821, 5907224, 7384030, 8860836, 10337642, 11076045, 11814448, 14768060, 15506463, 17721672, 20675284, 22152090, 23628896, 25844105, 29536120, 31012926, 35443344, 41350568, 44304180, 47257792, 51688210, 59072240, 62025852, 70886688, 77532315, 82701136, 88608360, 94515584, 103376420, 118144480, 124051704, 141773376, 155064630, 165402272, 177216720, 189031168, 206752840, 236288960, 248103408, 283546752, 310129260, 330804544, 354433440, 413505680, 472577920, 496206816, 567093504, 620258520, 661609088, 708866880, 827011360, 945155840, 992413632, 1240517040, 1323218176, 1417733760, 1654022720, 1984827264, 2481034080, 2835467520, 3308045440, 3969654528, 4962068160, 6616090880, 9924136320, 19848272640]

約数ペア:

[(1, 19848272640), (2, 9924136320), (3, 6616090880), (4, 4962068160), (5, 3969654528), (6, 3308045440), (7, 2835467520), (8, 2481034080), (10, 1984827264), (12, 1654022720), (14, 1417733760), (15, 1323218176), (16, 1240517040), (20, 992413632), (21, 945155840), (24, 827011360), (28, 708866880), (30, 661609088), (32, 620258520), (35, 567093504), (40, 496206816), (42, 472577920), (48, 413505680), (56, 354433440), (60, 330804544), (64, 310129260), (70, 283546752), (80, 248103408), (84, 236288960), (96, 206752840), (105, 189031168), (112, 177216720), (120, 165402272), (128, 155064630), (140, 141773376), (160, 124051704), (168, 118144480), (192, 103376420), (210, 94515584), (224, 88608360), (240, 82701136), (256, 77532315), (280, 70886688), (320, 62025852), (336, 59072240), (384, 51688210), (420, 47257792), (448, 44304180), (480, 41350568), (560, 35443344), (640, 31012926), (672, 29536120), (768, 25844105), (840, 23628896), (896, 22152090), (960, 20675284), (1120, 17721672), (1280, 15506463), (1344, 14768060), (1680, 11814448), (1792, 11076045), (1920, 10337642), (2240, 8860836), (2688, 7384030), (3360, 5907224), (3840, 5168821), (4480, 4430418), (5376, 3692015), (6720, 2953612), (8960, 2215209), (13440, 1476806), (26880, 738403)]