72735520

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2$

素因数の和:84

約数の個数: 216

約数和(自身を含む): 216077652

約数和(自身を除く): 143342132

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 17, 20, 22, 26, 32, 34, 40, 44, 52, 55, 65, 68, 80, 85, 88, 104, 110, 121, 130, 136, 143, 160, 170, 176, 187, 208, 220, 221, 242, 260, 272, 286, 289, 340, 352, 374, 416, 440, 442, 484, 520, 544, 572, 578, 605, 680, 715, 748, 880, 884, 935, 968, 1040, 1105, 1144, 1156, 1210, 1360, 1430, 1445, 1496, 1573, 1760, 1768, 1870, 1936, 2057, 2080, 2210, 2288, 2312, 2420, 2431, 2720, 2860, 2890, 2992, 3146, 3179, 3536, 3740, 3757, 3872, 4114, 4420, 4576, 4624, 4840, 4862, 5720, 5780, 5984, 6292, 6358, 7072, 7480, 7514, 7865, 8228, 8840, 9248, 9680, 9724, 10285, 11440, 11560, 12155, 12584, 12716, 14960, 15028, 15730, 15895, 16456, 17680, 18785, 19360, 19448, 20570, 22880, 23120, 24310, 25168, 25432, 26741, 29920, 30056, 31460, 31790, 32912, 34969, 35360, 37570, 38896, 41140, 41327, 46240, 48620, 50336, 50864, 53482, 60112, 62920, 63580, 65824, 69938, 75140, 77792, 82280, 82654, 97240, 101728, 106964, 120224, 125840, 127160, 133705, 139876, 150280, 164560, 165308, 174845, 194480, 206635, 213928, 251680, 254320, 267410, 279752, 300560, 329120, 330616, 349690, 388960, 413270, 427856, 454597, 508640, 534820, 559504, 601120, 661232, 699380, 826540, 855712, 909194, 1069640, 1119008, 1322464, 1398760, 1653080, 1818388, 2139280, 2272985, 2797520, 3306160, 3636776, 4278560, 4545970, 5595040, 6612320, 7273552, 9091940, 14547104, 18183880, 36367760, 72735520]

約数ペア:

[(1, 72735520), (2, 36367760), (4, 18183880), (5, 14547104), (8, 9091940), (10, 7273552), (11, 6612320), (13, 5595040), (16, 4545970), (17, 4278560), (20, 3636776), (22, 3306160), (26, 2797520), (32, 2272985), (34, 2139280), (40, 1818388), (44, 1653080), (52, 1398760), (55, 1322464), (65, 1119008), (68, 1069640), (80, 909194), (85, 855712), (88, 826540), (104, 699380), (110, 661232), (121, 601120), (130, 559504), (136, 534820), (143, 508640), (160, 454597), (170, 427856), (176, 413270), (187, 388960), (208, 349690), (220, 330616), (221, 329120), (242, 300560), (260, 279752), (272, 267410), (286, 254320), (289, 251680), (340, 213928), (352, 206635), (374, 194480), (416, 174845), (440, 165308), (442, 164560), (484, 150280), (520, 139876), (544, 133705), (572, 127160), (578, 125840), (605, 120224), (680, 106964), (715, 101728), (748, 97240), (880, 82654), (884, 82280), (935, 77792), (968, 75140), (1040, 69938), (1105, 65824), (1144, 63580), (1156, 62920), (1210, 60112), (1360, 53482), (1430, 50864), (1445, 50336), (1496, 48620), (1573, 46240), (1760, 41327), (1768, 41140), (1870, 38896), (1936, 37570), (2057, 35360), (2080, 34969), (2210, 32912), (2288, 31790), (2312, 31460), (2420, 30056), (2431, 29920), (2720, 26741), (2860, 25432), (2890, 25168), (2992, 24310), (3146, 23120), (3179, 22880), (3536, 20570), (3740, 19448), (3757, 19360), (3872, 18785), (4114, 17680), (4420, 16456), (4576, 15895), (4624, 15730), (4840, 15028), (4862, 14960), (5720, 12716), (5780, 12584), (5984, 12155), (6292, 11560), (6358, 11440), (7072, 10285), (7480, 9724), (7514, 9680), (7865, 9248), (8228, 8840)]