2042040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1$

素因数の和:62

約数の個数: 256

約数和(自身を含む): 8709120

約数和(自身を除く): 6667080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 13, 14, 15, 17, 20, 21, 22, 24, 26, 28, 30, 33, 34, 35, 39, 40, 42, 44, 51, 52, 55, 56, 60, 65, 66, 68, 70, 77, 78, 84, 85, 88, 91, 102, 104, 105, 110, 119, 120, 130, 132, 136, 140, 143, 154, 156, 165, 168, 170, 182, 187, 195, 204, 210, 220, 221, 231, 238, 255, 260, 264, 273, 280, 286, 308, 312, 330, 340, 357, 364, 374, 385, 390, 408, 420, 429, 440, 442, 455, 462, 476, 510, 520, 546, 561, 572, 595, 616, 660, 663, 680, 714, 715, 728, 748, 770, 780, 840, 858, 884, 910, 924, 935, 952, 1001, 1020, 1092, 1105, 1122, 1144, 1155, 1190, 1309, 1320, 1326, 1365, 1428, 1430, 1496, 1540, 1547, 1560, 1716, 1768, 1785, 1820, 1848, 1870, 2002, 2040, 2145, 2184, 2210, 2244, 2310, 2380, 2431, 2618, 2652, 2730, 2805, 2856, 2860, 3003, 3080, 3094, 3315, 3432, 3570, 3640, 3740, 3927, 4004, 4290, 4420, 4488, 4620, 4641, 4760, 4862, 5005, 5236, 5304, 5460, 5610, 5720, 6006, 6188, 6545, 6630, 7140, 7293, 7480, 7735, 7854, 8008, 8580, 8840, 9240, 9282, 9724, 10010, 10472, 10920, 11220, 12012, 12155, 12376, 13090, 13260, 14280, 14586, 15015, 15470, 15708, 17017, 17160, 18564, 19448, 19635, 20020, 22440, 23205, 24024, 24310, 26180, 26520, 29172, 30030, 30940, 31416, 34034, 36465, 37128, 39270, 40040, 46410, 48620, 51051, 52360, 58344, 60060, 61880, 68068, 72930, 78540, 85085, 92820, 97240, 102102, 120120, 136136, 145860, 157080, 170170, 185640, 204204, 255255, 291720, 340340, 408408, 510510, 680680, 1021020, 2042040]

約数ペア:

[(1, 2042040), (2, 1021020), (3, 680680), (4, 510510), (5, 408408), (6, 340340), (7, 291720), (8, 255255), (10, 204204), (11, 185640), (12, 170170), (13, 157080), (14, 145860), (15, 136136), (17, 120120), (20, 102102), (21, 97240), (22, 92820), (24, 85085), (26, 78540), (28, 72930), (30, 68068), (33, 61880), (34, 60060), (35, 58344), (39, 52360), (40, 51051), (42, 48620), (44, 46410), (51, 40040), (52, 39270), (55, 37128), (56, 36465), (60, 34034), (65, 31416), (66, 30940), (68, 30030), (70, 29172), (77, 26520), (78, 26180), (84, 24310), (85, 24024), (88, 23205), (91, 22440), (102, 20020), (104, 19635), (105, 19448), (110, 18564), (119, 17160), (120, 17017), (130, 15708), (132, 15470), (136, 15015), (140, 14586), (143, 14280), (154, 13260), (156, 13090), (165, 12376), (168, 12155), (170, 12012), (182, 11220), (187, 10920), (195, 10472), (204, 10010), (210, 9724), (220, 9282), (221, 9240), (231, 8840), (238, 8580), (255, 8008), (260, 7854), (264, 7735), (273, 7480), (280, 7293), (286, 7140), (308, 6630), (312, 6545), (330, 6188), (340, 6006), (357, 5720), (364, 5610), (374, 5460), (385, 5304), (390, 5236), (408, 5005), (420, 4862), (429, 4760), (440, 4641), (442, 4620), (455, 4488), (462, 4420), (476, 4290), (510, 4004), (520, 3927), (546, 3740), (561, 3640), (572, 3570), (595, 3432), (616, 3315), (660, 3094), (663, 3080), (680, 3003), (714, 2860), (715, 2856), (728, 2805), (748, 2730), (770, 2652), (780, 2618), (840, 2431), (858, 2380), (884, 2310), (910, 2244), (924, 2210), (935, 2184), (952, 2145), (1001, 2040), (1020, 2002), (1092, 1870), (1105, 1848), (1122, 1820), (1144, 1785), (1155, 1768), (1190, 1716), (1309, 1560), (1320, 1547), (1326, 1540), (1365, 1496), (1428, 1430)]