144620020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{367}}^1$

素因数の和:473

約数の個数: 96

約数和(自身を含む): 344977920

約数和(自身を除く): 200357900

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 61, 68, 76, 85, 95, 122, 170, 190, 244, 305, 323, 340, 367, 380, 610, 646, 734, 1037, 1159, 1220, 1292, 1468, 1615, 1835, 2074, 2318, 3230, 3670, 4148, 4636, 5185, 5795, 6239, 6460, 6973, 7340, 10370, 11590, 12478, 13946, 19703, 20740, 22387, 23180, 24956, 27892, 31195, 34865, 39406, 44774, 62390, 69730, 78812, 89548, 98515, 111935, 118541, 124780, 139460, 197030, 223870, 237082, 380579, 394060, 425353, 447740, 474164, 592705, 761158, 850706, 1185410, 1522316, 1701412, 1902895, 2126765, 2370820, 3805790, 4253530, 7231001, 7611580, 8507060, 14462002, 28924004, 36155005, 72310010, 144620020]

約数ペア:

[(1, 144620020), (2, 72310010), (4, 36155005), (5, 28924004), (10, 14462002), (17, 8507060), (19, 7611580), (20, 7231001), (34, 4253530), (38, 3805790), (61, 2370820), (68, 2126765), (76, 1902895), (85, 1701412), (95, 1522316), (122, 1185410), (170, 850706), (190, 761158), (244, 592705), (305, 474164), (323, 447740), (340, 425353), (367, 394060), (380, 380579), (610, 237082), (646, 223870), (734, 197030), (1037, 139460), (1159, 124780), (1220, 118541), (1292, 111935), (1468, 98515), (1615, 89548), (1835, 78812), (2074, 69730), (2318, 62390), (3230, 44774), (3670, 39406), (4148, 34865), (4636, 31195), (5185, 27892), (5795, 24956), (6239, 23180), (6460, 22387), (6973, 20740), (7340, 19703), (10370, 13946), (11590, 12478)]