163944540

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{29}}^2$

素因数の和:114

約数の個数: 216

約数和(自身を含む): 557509680

約数和(自身を除く): 393565140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 29, 30, 36, 38, 45, 54, 57, 58, 60, 76, 87, 90, 95, 108, 114, 116, 135, 145, 171, 174, 180, 190, 228, 261, 270, 285, 290, 342, 348, 361, 380, 435, 513, 522, 540, 551, 570, 580, 684, 722, 783, 841, 855, 870, 1026, 1044, 1083, 1102, 1140, 1305, 1444, 1566, 1653, 1682, 1710, 1740, 1805, 2052, 2166, 2204, 2523, 2565, 2610, 2755, 3132, 3249, 3306, 3364, 3420, 3610, 3915, 4205, 4332, 4959, 5046, 5130, 5220, 5415, 5510, 6498, 6612, 7220, 7569, 7830, 8265, 8410, 9747, 9918, 10092, 10260, 10469, 10830, 11020, 12615, 12996, 14877, 15138, 15660, 15979, 16245, 16530, 16820, 19494, 19836, 20938, 21660, 22707, 24795, 25230, 29754, 30276, 31407, 31958, 32490, 33060, 37845, 38988, 41876, 45414, 47937, 48735, 49590, 50460, 52345, 59508, 62814, 63916, 64980, 74385, 75690, 79895, 90828, 94221, 95874, 97470, 99180, 104690, 113535, 125628, 143811, 148770, 151380, 157035, 159790, 188442, 191748, 194940, 209380, 227070, 239685, 282663, 287622, 297540, 303601, 314070, 319580, 376884, 431433, 454140, 471105, 479370, 565326, 575244, 607202, 628140, 719055, 862866, 910803, 942210, 958740, 1130652, 1214404, 1413315, 1438110, 1518005, 1725732, 1821606, 1884420, 2157165, 2732409, 2826630, 2876220, 3036010, 3643212, 4314330, 4554015, 5464818, 5653260, 6072020, 8197227, 8628660, 9108030, 10929636, 13662045, 16394454, 18216060, 27324090, 32788908, 40986135, 54648180, 81972270, 163944540]

約数ペア:

[(1, 163944540), (2, 81972270), (3, 54648180), (4, 40986135), (5, 32788908), (6, 27324090), (9, 18216060), (10, 16394454), (12, 13662045), (15, 10929636), (18, 9108030), (19, 8628660), (20, 8197227), (27, 6072020), (29, 5653260), (30, 5464818), (36, 4554015), (38, 4314330), (45, 3643212), (54, 3036010), (57, 2876220), (58, 2826630), (60, 2732409), (76, 2157165), (87, 1884420), (90, 1821606), (95, 1725732), (108, 1518005), (114, 1438110), (116, 1413315), (135, 1214404), (145, 1130652), (171, 958740), (174, 942210), (180, 910803), (190, 862866), (228, 719055), (261, 628140), (270, 607202), (285, 575244), (290, 565326), (342, 479370), (348, 471105), (361, 454140), (380, 431433), (435, 376884), (513, 319580), (522, 314070), (540, 303601), (551, 297540), (570, 287622), (580, 282663), (684, 239685), (722, 227070), (783, 209380), (841, 194940), (855, 191748), (870, 188442), (1026, 159790), (1044, 157035), (1083, 151380), (1102, 148770), (1140, 143811), (1305, 125628), (1444, 113535), (1566, 104690), (1653, 99180), (1682, 97470), (1710, 95874), (1740, 94221), (1805, 90828), (2052, 79895), (2166, 75690), (2204, 74385), (2523, 64980), (2565, 63916), (2610, 62814), (2755, 59508), (3132, 52345), (3249, 50460), (3306, 49590), (3364, 48735), (3420, 47937), (3610, 45414), (3915, 41876), (4205, 38988), (4332, 37845), (4959, 33060), (5046, 32490), (5130, 31958), (5220, 31407), (5415, 30276), (5510, 29754), (6498, 25230), (6612, 24795), (7220, 22707), (7569, 21660), (7830, 20938), (8265, 19836), (8410, 19494), (9747, 16820), (9918, 16530), (10092, 16245), (10260, 15979), (10469, 15660), (10830, 15138), (11020, 14877), (12615, 12996)]