7827820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:80

約数の個数: 192

約数和(自身を含む): 24385536

約数和(自身を除く): 16557716

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 17, 20, 22, 23, 26, 28, 34, 35, 44, 46, 52, 55, 65, 68, 70, 77, 85, 91, 92, 110, 115, 119, 130, 140, 143, 154, 161, 170, 182, 187, 220, 221, 230, 238, 253, 260, 286, 299, 308, 322, 340, 364, 374, 385, 391, 442, 455, 460, 476, 506, 572, 595, 598, 644, 715, 748, 770, 782, 805, 884, 910, 935, 1001, 1012, 1105, 1190, 1196, 1265, 1309, 1430, 1495, 1540, 1547, 1564, 1610, 1771, 1820, 1870, 1955, 2002, 2093, 2210, 2380, 2431, 2530, 2618, 2737, 2860, 2990, 3094, 3220, 3289, 3542, 3740, 3910, 4004, 4186, 4301, 4420, 4862, 5005, 5060, 5083, 5236, 5474, 5980, 6188, 6545, 6578, 7084, 7735, 7820, 8372, 8602, 8855, 9724, 10010, 10166, 10465, 10948, 12155, 13090, 13156, 13685, 15470, 16445, 17017, 17204, 17710, 20020, 20332, 20930, 21505, 23023, 24310, 25415, 26180, 27370, 30107, 30940, 32890, 34034, 35420, 35581, 41860, 43010, 46046, 48620, 50830, 54740, 55913, 60214, 65780, 68068, 71162, 85085, 86020, 92092, 101660, 111826, 115115, 120428, 142324, 150535, 170170, 177905, 223652, 230230, 279565, 301070, 340340, 355810, 391391, 460460, 559130, 602140, 711620, 782782, 1118260, 1565564, 1956955, 3913910, 7827820]

約数ペア:

[(1, 7827820), (2, 3913910), (4, 1956955), (5, 1565564), (7, 1118260), (10, 782782), (11, 711620), (13, 602140), (14, 559130), (17, 460460), (20, 391391), (22, 355810), (23, 340340), (26, 301070), (28, 279565), (34, 230230), (35, 223652), (44, 177905), (46, 170170), (52, 150535), (55, 142324), (65, 120428), (68, 115115), (70, 111826), (77, 101660), (85, 92092), (91, 86020), (92, 85085), (110, 71162), (115, 68068), (119, 65780), (130, 60214), (140, 55913), (143, 54740), (154, 50830), (161, 48620), (170, 46046), (182, 43010), (187, 41860), (220, 35581), (221, 35420), (230, 34034), (238, 32890), (253, 30940), (260, 30107), (286, 27370), (299, 26180), (308, 25415), (322, 24310), (340, 23023), (364, 21505), (374, 20930), (385, 20332), (391, 20020), (442, 17710), (455, 17204), (460, 17017), (476, 16445), (506, 15470), (572, 13685), (595, 13156), (598, 13090), (644, 12155), (715, 10948), (748, 10465), (770, 10166), (782, 10010), (805, 9724), (884, 8855), (910, 8602), (935, 8372), (1001, 7820), (1012, 7735), (1105, 7084), (1190, 6578), (1196, 6545), (1265, 6188), (1309, 5980), (1430, 5474), (1495, 5236), (1540, 5083), (1547, 5060), (1564, 5005), (1610, 4862), (1771, 4420), (1820, 4301), (1870, 4186), (1955, 4004), (2002, 3910), (2093, 3740), (2210, 3542), (2380, 3289), (2431, 3220), (2530, 3094), (2618, 2990), (2737, 2860)]