311938440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{13901}}^1$

素因数の和:13943

約数の個数: 128

約数和(自身を含む): 1081019520

約数和(自身を除く): 769081080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 17, 20, 22, 24, 30, 33, 34, 40, 44, 51, 55, 60, 66, 68, 85, 88, 102, 110, 120, 132, 136, 165, 170, 187, 204, 220, 255, 264, 330, 340, 374, 408, 440, 510, 561, 660, 680, 748, 935, 1020, 1122, 1320, 1496, 1870, 2040, 2244, 2805, 3740, 4488, 5610, 7480, 11220, 13901, 22440, 27802, 41703, 55604, 69505, 83406, 111208, 139010, 152911, 166812, 208515, 236317, 278020, 305822, 333624, 417030, 458733, 472634, 556040, 611644, 708951, 764555, 834060, 917466, 945268, 1181585, 1223288, 1417902, 1529110, 1668120, 1834932, 1890536, 2293665, 2363170, 2599487, 2835804, 3058220, 3544755, 3669864, 4587330, 4726340, 5198974, 5671608, 6116440, 7089510, 7798461, 9174660, 9452680, 10397948, 12997435, 14179020, 15596922, 18349320, 20795896, 25994870, 28358040, 31193844, 38992305, 51989740, 62387688, 77984610, 103979480, 155969220, 311938440]

約数ペア:

[(1, 311938440), (2, 155969220), (3, 103979480), (4, 77984610), (5, 62387688), (6, 51989740), (8, 38992305), (10, 31193844), (11, 28358040), (12, 25994870), (15, 20795896), (17, 18349320), (20, 15596922), (22, 14179020), (24, 12997435), (30, 10397948), (33, 9452680), (34, 9174660), (40, 7798461), (44, 7089510), (51, 6116440), (55, 5671608), (60, 5198974), (66, 4726340), (68, 4587330), (85, 3669864), (88, 3544755), (102, 3058220), (110, 2835804), (120, 2599487), (132, 2363170), (136, 2293665), (165, 1890536), (170, 1834932), (187, 1668120), (204, 1529110), (220, 1417902), (255, 1223288), (264, 1181585), (330, 945268), (340, 917466), (374, 834060), (408, 764555), (440, 708951), (510, 611644), (561, 556040), (660, 472634), (680, 458733), (748, 417030), (935, 333624), (1020, 305822), (1122, 278020), (1320, 236317), (1496, 208515), (1870, 166812), (2040, 152911), (2244, 139010), (2805, 111208), (3740, 83406), (4488, 69505), (5610, 55604), (7480, 41703), (11220, 27802), (13901, 22440)]