279147240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1103}}^1$

素因数の和:1176

約数の個数: 192

約数和(自身を含む): 981676800

約数和(自身を除く): 702529560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 37, 38, 40, 45, 57, 60, 72, 74, 76, 90, 95, 111, 114, 120, 148, 152, 171, 180, 185, 190, 222, 228, 285, 296, 333, 342, 360, 370, 380, 444, 456, 555, 570, 666, 684, 703, 740, 760, 855, 888, 1103, 1110, 1140, 1332, 1368, 1406, 1480, 1665, 1710, 2109, 2206, 2220, 2280, 2664, 2812, 3309, 3330, 3420, 3515, 4218, 4412, 4440, 5515, 5624, 6327, 6618, 6660, 6840, 7030, 8436, 8824, 9927, 10545, 11030, 12654, 13236, 13320, 14060, 16545, 16872, 19854, 20957, 21090, 22060, 25308, 26472, 28120, 31635, 33090, 39708, 40811, 41914, 42180, 44120, 49635, 50616, 62871, 63270, 66180, 79416, 81622, 83828, 84360, 99270, 104785, 122433, 125742, 126540, 132360, 163244, 167656, 188613, 198540, 204055, 209570, 244866, 251484, 253080, 314355, 326488, 367299, 377226, 397080, 408110, 419140, 489732, 502968, 612165, 628710, 734598, 754452, 775409, 816220, 838280, 943065, 979464, 1224330, 1257420, 1469196, 1508904, 1550818, 1632440, 1836495, 1886130, 2326227, 2448660, 2514840, 2938392, 3101636, 3672990, 3772260, 3877045, 4652454, 4897320, 6203272, 6978681, 7345980, 7544520, 7754090, 9304908, 11631135, 13957362, 14691960, 15508180, 18609816, 23262270, 27914724, 31016360, 34893405, 46524540, 55829448, 69786810, 93049080, 139573620, 279147240]

約数ペア:

[(1, 279147240), (2, 139573620), (3, 93049080), (4, 69786810), (5, 55829448), (6, 46524540), (8, 34893405), (9, 31016360), (10, 27914724), (12, 23262270), (15, 18609816), (18, 15508180), (19, 14691960), (20, 13957362), (24, 11631135), (30, 9304908), (36, 7754090), (37, 7544520), (38, 7345980), (40, 6978681), (45, 6203272), (57, 4897320), (60, 4652454), (72, 3877045), (74, 3772260), (76, 3672990), (90, 3101636), (95, 2938392), (111, 2514840), (114, 2448660), (120, 2326227), (148, 1886130), (152, 1836495), (171, 1632440), (180, 1550818), (185, 1508904), (190, 1469196), (222, 1257420), (228, 1224330), (285, 979464), (296, 943065), (333, 838280), (342, 816220), (360, 775409), (370, 754452), (380, 734598), (444, 628710), (456, 612165), (555, 502968), (570, 489732), (666, 419140), (684, 408110), (703, 397080), (740, 377226), (760, 367299), (855, 326488), (888, 314355), (1103, 253080), (1110, 251484), (1140, 244866), (1332, 209570), (1368, 204055), (1406, 198540), (1480, 188613), (1665, 167656), (1710, 163244), (2109, 132360), (2206, 126540), (2220, 125742), (2280, 122433), (2664, 104785), (2812, 99270), (3309, 84360), (3330, 83828), (3420, 81622), (3515, 79416), (4218, 66180), (4412, 63270), (4440, 62871), (5515, 50616), (5624, 49635), (6327, 44120), (6618, 42180), (6660, 41914), (6840, 40811), (7030, 39708), (8436, 33090), (8824, 31635), (9927, 28120), (10545, 26472), (11030, 25308), (12654, 22060), (13236, 21090), (13320, 20957), (14060, 19854), (16545, 16872)]