157970120

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{431}}^1$

素因数の和:484

約数の個数: 192

約数和(自身を含む): 478690560

約数和(自身を除く): 320720440

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 17, 20, 22, 28, 34, 35, 40, 44, 49, 55, 56, 68, 70, 77, 85, 88, 98, 110, 119, 136, 140, 154, 170, 187, 196, 220, 238, 245, 280, 308, 340, 374, 385, 392, 431, 440, 476, 490, 539, 595, 616, 680, 748, 770, 833, 862, 935, 952, 980, 1078, 1190, 1309, 1496, 1540, 1666, 1724, 1870, 1960, 2155, 2156, 2380, 2618, 2695, 3017, 3080, 3332, 3448, 3740, 4165, 4310, 4312, 4741, 4760, 5236, 5390, 6034, 6545, 6664, 7327, 7480, 8330, 8620, 9163, 9482, 10472, 10780, 12068, 13090, 14654, 15085, 16660, 17240, 18326, 18964, 21119, 21560, 23705, 24136, 26180, 29308, 30170, 33187, 33320, 36635, 36652, 37928, 42238, 45815, 47410, 51289, 52360, 58616, 60340, 66374, 73270, 73304, 80597, 84476, 91630, 94820, 102578, 105595, 120680, 132748, 146540, 161194, 165935, 168952, 183260, 189640, 205156, 211190, 232309, 256445, 265496, 293080, 322388, 331870, 359023, 366520, 402985, 410312, 422380, 464618, 512890, 564179, 644776, 663740, 718046, 805970, 844760, 929236, 1025780, 1128358, 1161545, 1327480, 1436092, 1611940, 1795115, 1858472, 2051560, 2256716, 2323090, 2820895, 2872184, 3223880, 3590230, 3949253, 4513432, 4646180, 5641790, 7180460, 7898506, 9292360, 11283580, 14360920, 15797012, 19746265, 22567160, 31594024, 39492530, 78985060, 157970120]

約数ペア:

[(1, 157970120), (2, 78985060), (4, 39492530), (5, 31594024), (7, 22567160), (8, 19746265), (10, 15797012), (11, 14360920), (14, 11283580), (17, 9292360), (20, 7898506), (22, 7180460), (28, 5641790), (34, 4646180), (35, 4513432), (40, 3949253), (44, 3590230), (49, 3223880), (55, 2872184), (56, 2820895), (68, 2323090), (70, 2256716), (77, 2051560), (85, 1858472), (88, 1795115), (98, 1611940), (110, 1436092), (119, 1327480), (136, 1161545), (140, 1128358), (154, 1025780), (170, 929236), (187, 844760), (196, 805970), (220, 718046), (238, 663740), (245, 644776), (280, 564179), (308, 512890), (340, 464618), (374, 422380), (385, 410312), (392, 402985), (431, 366520), (440, 359023), (476, 331870), (490, 322388), (539, 293080), (595, 265496), (616, 256445), (680, 232309), (748, 211190), (770, 205156), (833, 189640), (862, 183260), (935, 168952), (952, 165935), (980, 161194), (1078, 146540), (1190, 132748), (1309, 120680), (1496, 105595), (1540, 102578), (1666, 94820), (1724, 91630), (1870, 84476), (1960, 80597), (2155, 73304), (2156, 73270), (2380, 66374), (2618, 60340), (2695, 58616), (3017, 52360), (3080, 51289), (3332, 47410), (3448, 45815), (3740, 42238), (4165, 37928), (4310, 36652), (4312, 36635), (4741, 33320), (4760, 33187), (5236, 30170), (5390, 29308), (6034, 26180), (6545, 24136), (6664, 23705), (7327, 21560), (7480, 21119), (8330, 18964), (8620, 18326), (9163, 17240), (9482, 16660), (10472, 15085), (10780, 14654), (12068, 13090)]