215041680

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{42667}}^1$

素因数の和:42693

約数の個数: 120

約数和(自身を含む): 825369792

約数和(自身を除く): 610328112

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 42667, 85334, 128001, 170668, 213335, 256002, 298669, 341336, 384003, 426670, 512004, 597338, 640005, 682672, 768006, 853340, 896007, 1024008, 1194676, 1280010, 1493345, 1536012, 1706680, 1792014, 1920015, 2048016, 2389352, 2560020, 2688021, 2986690, 3072024, 3413360, 3584028, 3840030, 4480035, 4778704, 5120040, 5376042, 5973380, 6144048, 7168056, 7680060, 8960070, 10240080, 10752084, 11946760, 13440105, 14336112, 15360120, 17920140, 21504168, 23893520, 26880210, 30720240, 35840280, 43008336, 53760420, 71680560, 107520840, 215041680]

約数ペア:

[(1, 215041680), (2, 107520840), (3, 71680560), (4, 53760420), (5, 43008336), (6, 35840280), (7, 30720240), (8, 26880210), (9, 23893520), (10, 21504168), (12, 17920140), (14, 15360120), (15, 14336112), (16, 13440105), (18, 11946760), (20, 10752084), (21, 10240080), (24, 8960070), (28, 7680060), (30, 7168056), (35, 6144048), (36, 5973380), (40, 5376042), (42, 5120040), (45, 4778704), (48, 4480035), (56, 3840030), (60, 3584028), (63, 3413360), (70, 3072024), (72, 2986690), (80, 2688021), (84, 2560020), (90, 2389352), (105, 2048016), (112, 1920015), (120, 1792014), (126, 1706680), (140, 1536012), (144, 1493345), (168, 1280010), (180, 1194676), (210, 1024008), (240, 896007), (252, 853340), (280, 768006), (315, 682672), (336, 640005), (360, 597338), (420, 512004), (504, 426670), (560, 384003), (630, 341336), (720, 298669), (840, 256002), (1008, 213335), (1260, 170668), (1680, 128001), (2520, 85334), (5040, 42667)]