72864240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{29}}^2$

素因数の和:112

約数の個数: 180

約数和(自身を含む): 246897144

約数和(自身を除く): 174032904

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 29, 30, 38, 40, 48, 57, 58, 60, 76, 80, 87, 95, 114, 116, 120, 145, 152, 174, 190, 228, 232, 240, 285, 290, 304, 348, 361, 380, 435, 456, 464, 551, 570, 580, 696, 722, 760, 841, 870, 912, 1083, 1102, 1140, 1160, 1392, 1444, 1520, 1653, 1682, 1740, 1805, 2166, 2204, 2280, 2320, 2523, 2755, 2888, 3306, 3364, 3480, 3610, 4205, 4332, 4408, 4560, 5046, 5415, 5510, 5776, 6612, 6728, 6960, 7220, 8265, 8410, 8664, 8816, 10092, 10469, 10830, 11020, 12615, 13224, 13456, 14440, 15979, 16530, 16820, 17328, 20184, 20938, 21660, 22040, 25230, 26448, 28880, 31407, 31958, 33060, 33640, 40368, 41876, 43320, 44080, 47937, 50460, 52345, 62814, 63916, 66120, 67280, 79895, 83752, 86640, 95874, 100920, 104690, 125628, 127832, 132240, 157035, 159790, 167504, 191748, 201840, 209380, 239685, 251256, 255664, 303601, 314070, 319580, 383496, 418760, 479370, 502512, 607202, 628140, 639160, 766992, 837520, 910803, 958740, 1214404, 1256280, 1278320, 1518005, 1821606, 1917480, 2428808, 2512560, 3036010, 3643212, 3834960, 4554015, 4857616, 6072020, 7286424, 9108030, 12144040, 14572848, 18216060, 24288080, 36432120, 72864240]

約数ペア:

[(1, 72864240), (2, 36432120), (3, 24288080), (4, 18216060), (5, 14572848), (6, 12144040), (8, 9108030), (10, 7286424), (12, 6072020), (15, 4857616), (16, 4554015), (19, 3834960), (20, 3643212), (24, 3036010), (29, 2512560), (30, 2428808), (38, 1917480), (40, 1821606), (48, 1518005), (57, 1278320), (58, 1256280), (60, 1214404), (76, 958740), (80, 910803), (87, 837520), (95, 766992), (114, 639160), (116, 628140), (120, 607202), (145, 502512), (152, 479370), (174, 418760), (190, 383496), (228, 319580), (232, 314070), (240, 303601), (285, 255664), (290, 251256), (304, 239685), (348, 209380), (361, 201840), (380, 191748), (435, 167504), (456, 159790), (464, 157035), (551, 132240), (570, 127832), (580, 125628), (696, 104690), (722, 100920), (760, 95874), (841, 86640), (870, 83752), (912, 79895), (1083, 67280), (1102, 66120), (1140, 63916), (1160, 62814), (1392, 52345), (1444, 50460), (1520, 47937), (1653, 44080), (1682, 43320), (1740, 41876), (1805, 40368), (2166, 33640), (2204, 33060), (2280, 31958), (2320, 31407), (2523, 28880), (2755, 26448), (2888, 25230), (3306, 22040), (3364, 21660), (3480, 20938), (3610, 20184), (4205, 17328), (4332, 16820), (4408, 16530), (4560, 15979), (5046, 14440), (5415, 13456), (5510, 13224), (5776, 12615), (6612, 11020), (6728, 10830), (6960, 10469), (7220, 10092), (8265, 8816), (8410, 8664)]