15997800

素因数分解:

$2^3\times 3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1$

素因数の和:332

約数の個数: 192

約数和(自身を含む): 61246080

約数和(自身を除く): 45248280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 25, 26, 28, 30, 35, 39, 40, 42, 50, 52, 56, 60, 65, 70, 75, 78, 84, 91, 100, 104, 105, 120, 130, 140, 150, 156, 168, 175, 182, 195, 200, 210, 260, 273, 280, 293, 300, 312, 325, 350, 364, 390, 420, 455, 520, 525, 546, 586, 600, 650, 700, 728, 780, 840, 879, 910, 975, 1050, 1092, 1172, 1300, 1365, 1400, 1465, 1560, 1758, 1820, 1950, 2051, 2100, 2184, 2275, 2344, 2600, 2730, 2930, 3516, 3640, 3809, 3900, 4102, 4200, 4395, 4550, 5460, 5860, 6153, 6825, 7032, 7325, 7618, 7800, 8204, 8790, 9100, 10255, 10920, 11427, 11720, 12306, 13650, 14650, 15236, 16408, 17580, 18200, 19045, 20510, 21975, 22854, 24612, 26663, 27300, 29300, 30472, 30765, 35160, 38090, 41020, 43950, 45708, 49224, 51275, 53326, 54600, 57135, 58600, 61530, 76180, 79989, 82040, 87900, 91416, 95225, 102550, 106652, 114270, 123060, 133315, 152360, 153825, 159978, 175800, 190450, 205100, 213304, 228540, 246120, 266630, 285675, 307650, 319956, 380900, 399945, 410200, 457080, 533260, 571350, 615300, 639912, 666575, 761800, 799890, 1066520, 1142700, 1230600, 1333150, 1599780, 1999725, 2285400, 2666300, 3199560, 3999450, 5332600, 7998900, 15997800]

約数ペア:

[(1, 15997800), (2, 7998900), (3, 5332600), (4, 3999450), (5, 3199560), (6, 2666300), (7, 2285400), (8, 1999725), (10, 1599780), (12, 1333150), (13, 1230600), (14, 1142700), (15, 1066520), (20, 799890), (21, 761800), (24, 666575), (25, 639912), (26, 615300), (28, 571350), (30, 533260), (35, 457080), (39, 410200), (40, 399945), (42, 380900), (50, 319956), (52, 307650), (56, 285675), (60, 266630), (65, 246120), (70, 228540), (75, 213304), (78, 205100), (84, 190450), (91, 175800), (100, 159978), (104, 153825), (105, 152360), (120, 133315), (130, 123060), (140, 114270), (150, 106652), (156, 102550), (168, 95225), (175, 91416), (182, 87900), (195, 82040), (200, 79989), (210, 76180), (260, 61530), (273, 58600), (280, 57135), (293, 54600), (300, 53326), (312, 51275), (325, 49224), (350, 45708), (364, 43950), (390, 41020), (420, 38090), (455, 35160), (520, 30765), (525, 30472), (546, 29300), (586, 27300), (600, 26663), (650, 24612), (700, 22854), (728, 21975), (780, 20510), (840, 19045), (879, 18200), (910, 17580), (975, 16408), (1050, 15236), (1092, 14650), (1172, 13650), (1300, 12306), (1365, 11720), (1400, 11427), (1465, 10920), (1560, 10255), (1758, 9100), (1820, 8790), (1950, 8204), (2051, 7800), (2100, 7618), (2184, 7325), (2275, 7032), (2344, 6825), (2600, 6153), (2730, 5860), (2930, 5460), (3516, 4550), (3640, 4395), (3809, 4200), (3900, 4102)]