213514980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{31}}^2$

素因数の和:127

約数の個数: 216

約数和(自身を含む): 738029376

約数和(自身を除く): 524514396

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 31, 35, 42, 46, 60, 62, 69, 70, 84, 92, 93, 105, 115, 124, 138, 140, 155, 161, 186, 210, 217, 230, 276, 310, 322, 345, 372, 420, 434, 460, 465, 483, 529, 620, 644, 651, 690, 713, 805, 868, 930, 961, 966, 1058, 1085, 1302, 1380, 1426, 1587, 1610, 1860, 1922, 1932, 2116, 2139, 2170, 2415, 2604, 2645, 2852, 2883, 3174, 3220, 3255, 3565, 3703, 3844, 4278, 4340, 4805, 4830, 4991, 5290, 5766, 6348, 6510, 6727, 7130, 7406, 7935, 8556, 9610, 9660, 9982, 10580, 10695, 11109, 11532, 13020, 13454, 14260, 14415, 14812, 14973, 15870, 16399, 18515, 19220, 19964, 20181, 21390, 22103, 22218, 24955, 26908, 28830, 29946, 31740, 32798, 33635, 37030, 40362, 42780, 44206, 44436, 49197, 49910, 55545, 57660, 59892, 65596, 66309, 67270, 74060, 74865, 80724, 81995, 88412, 98394, 99820, 100905, 110515, 111090, 114793, 132618, 134540, 149730, 154721, 163990, 196788, 201810, 221030, 222180, 229586, 245985, 265236, 299460, 309442, 327980, 331545, 344379, 403620, 442060, 459172, 464163, 491970, 508369, 573965, 618884, 663090, 688758, 773605, 928326, 983940, 1016738, 1147930, 1326180, 1377516, 1525107, 1547210, 1721895, 1856652, 2033476, 2295860, 2320815, 2541845, 3050214, 3094420, 3443790, 3558583, 4641630, 5083690, 6100428, 6887580, 7117166, 7625535, 9283260, 10167380, 10675749, 14234332, 15251070, 17792915, 21351498, 30502140, 35585830, 42702996, 53378745, 71171660, 106757490, 213514980]

約数ペア:

[(1, 213514980), (2, 106757490), (3, 71171660), (4, 53378745), (5, 42702996), (6, 35585830), (7, 30502140), (10, 21351498), (12, 17792915), (14, 15251070), (15, 14234332), (20, 10675749), (21, 10167380), (23, 9283260), (28, 7625535), (30, 7117166), (31, 6887580), (35, 6100428), (42, 5083690), (46, 4641630), (60, 3558583), (62, 3443790), (69, 3094420), (70, 3050214), (84, 2541845), (92, 2320815), (93, 2295860), (105, 2033476), (115, 1856652), (124, 1721895), (138, 1547210), (140, 1525107), (155, 1377516), (161, 1326180), (186, 1147930), (210, 1016738), (217, 983940), (230, 928326), (276, 773605), (310, 688758), (322, 663090), (345, 618884), (372, 573965), (420, 508369), (434, 491970), (460, 464163), (465, 459172), (483, 442060), (529, 403620), (620, 344379), (644, 331545), (651, 327980), (690, 309442), (713, 299460), (805, 265236), (868, 245985), (930, 229586), (961, 222180), (966, 221030), (1058, 201810), (1085, 196788), (1302, 163990), (1380, 154721), (1426, 149730), (1587, 134540), (1610, 132618), (1860, 114793), (1922, 111090), (1932, 110515), (2116, 100905), (2139, 99820), (2170, 98394), (2415, 88412), (2604, 81995), (2645, 80724), (2852, 74865), (2883, 74060), (3174, 67270), (3220, 66309), (3255, 65596), (3565, 59892), (3703, 57660), (3844, 55545), (4278, 49910), (4340, 49197), (4805, 44436), (4830, 44206), (4991, 42780), (5290, 40362), (5766, 37030), (6348, 33635), (6510, 32798), (6727, 31740), (7130, 29946), (7406, 28830), (7935, 26908), (8556, 24955), (9610, 22218), (9660, 22103), (9982, 21390), (10580, 20181), (10695, 19964), (11109, 19220), (11532, 18515), (13020, 16399), (13454, 15870), (14260, 14973), (14415, 14812)]