15655640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:82

約数の個数: 256

約数和(自身を含む): 52254720

約数和(自身を除く): 36599080

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 17, 20, 22, 23, 26, 28, 34, 35, 40, 44, 46, 52, 55, 56, 65, 68, 70, 77, 85, 88, 91, 92, 104, 110, 115, 119, 130, 136, 140, 143, 154, 161, 170, 182, 184, 187, 220, 221, 230, 238, 253, 260, 280, 286, 299, 308, 322, 340, 364, 374, 385, 391, 440, 442, 455, 460, 476, 506, 520, 572, 595, 598, 616, 644, 680, 715, 728, 748, 770, 782, 805, 884, 910, 920, 935, 952, 1001, 1012, 1105, 1144, 1190, 1196, 1265, 1288, 1309, 1430, 1495, 1496, 1540, 1547, 1564, 1610, 1768, 1771, 1820, 1870, 1955, 2002, 2024, 2093, 2210, 2380, 2392, 2431, 2530, 2618, 2737, 2860, 2990, 3080, 3094, 3128, 3220, 3289, 3542, 3640, 3740, 3910, 4004, 4186, 4301, 4420, 4760, 4862, 5005, 5060, 5083, 5236, 5474, 5720, 5980, 6188, 6440, 6545, 6578, 7084, 7480, 7735, 7820, 8008, 8372, 8602, 8840, 8855, 9724, 10010, 10120, 10166, 10465, 10472, 10948, 11960, 12155, 12376, 13090, 13156, 13685, 14168, 15470, 15640, 16445, 16744, 17017, 17204, 17710, 19448, 20020, 20332, 20930, 21505, 21896, 23023, 24310, 25415, 26180, 26312, 27370, 30107, 30940, 32890, 34034, 34408, 35420, 35581, 40040, 40664, 41860, 43010, 46046, 48620, 50830, 52360, 54740, 55913, 60214, 61880, 65780, 68068, 70840, 71162, 83720, 85085, 86020, 92092, 97240, 101660, 109480, 111826, 115115, 120428, 131560, 136136, 142324, 150535, 170170, 172040, 177905, 184184, 203320, 223652, 230230, 240856, 279565, 284648, 301070, 340340, 355810, 391391, 447304, 460460, 559130, 602140, 680680, 711620, 782782, 920920, 1118260, 1204280, 1423240, 1565564, 1956955, 2236520, 3131128, 3913910, 7827820, 15655640]

約数ペア:

[(1, 15655640), (2, 7827820), (4, 3913910), (5, 3131128), (7, 2236520), (8, 1956955), (10, 1565564), (11, 1423240), (13, 1204280), (14, 1118260), (17, 920920), (20, 782782), (22, 711620), (23, 680680), (26, 602140), (28, 559130), (34, 460460), (35, 447304), (40, 391391), (44, 355810), (46, 340340), (52, 301070), (55, 284648), (56, 279565), (65, 240856), (68, 230230), (70, 223652), (77, 203320), (85, 184184), (88, 177905), (91, 172040), (92, 170170), (104, 150535), (110, 142324), (115, 136136), (119, 131560), (130, 120428), (136, 115115), (140, 111826), (143, 109480), (154, 101660), (161, 97240), (170, 92092), (182, 86020), (184, 85085), (187, 83720), (220, 71162), (221, 70840), (230, 68068), (238, 65780), (253, 61880), (260, 60214), (280, 55913), (286, 54740), (299, 52360), (308, 50830), (322, 48620), (340, 46046), (364, 43010), (374, 41860), (385, 40664), (391, 40040), (440, 35581), (442, 35420), (455, 34408), (460, 34034), (476, 32890), (506, 30940), (520, 30107), (572, 27370), (595, 26312), (598, 26180), (616, 25415), (644, 24310), (680, 23023), (715, 21896), (728, 21505), (748, 20930), (770, 20332), (782, 20020), (805, 19448), (884, 17710), (910, 17204), (920, 17017), (935, 16744), (952, 16445), (1001, 15640), (1012, 15470), (1105, 14168), (1144, 13685), (1190, 13156), (1196, 13090), (1265, 12376), (1288, 12155), (1309, 11960), (1430, 10948), (1495, 10472), (1496, 10465), (1540, 10166), (1547, 10120), (1564, 10010), (1610, 9724), (1768, 8855), (1771, 8840), (1820, 8602), (1870, 8372), (1955, 8008), (2002, 7820), (2024, 7735), (2093, 7480), (2210, 7084), (2380, 6578), (2392, 6545), (2431, 6440), (2530, 6188), (2618, 5980), (2737, 5720), (2860, 5474), (2990, 5236), (3080, 5083), (3094, 5060), (3128, 5005), (3220, 4862), (3289, 4760), (3542, 4420), (3640, 4301), (3740, 4186), (3910, 4004)]