159020680

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{79}}^2$

素因数の和:196

約数の個数: 144

約数和(自身を含む): 453974220

約数和(自身を除く): 294953540

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 79, 91, 98, 104, 130, 140, 158, 182, 196, 245, 260, 280, 316, 364, 392, 395, 455, 490, 520, 553, 632, 637, 728, 790, 910, 980, 1027, 1106, 1274, 1580, 1820, 1960, 2054, 2212, 2548, 2765, 3160, 3185, 3640, 3871, 4108, 4424, 5096, 5135, 5530, 6241, 6370, 7189, 7742, 8216, 10270, 11060, 12482, 12740, 14378, 15484, 19355, 20540, 22120, 24964, 25480, 28756, 30968, 31205, 35945, 38710, 41080, 43687, 49928, 50323, 57512, 62410, 71890, 77420, 81133, 87374, 100646, 124820, 143780, 154840, 162266, 174748, 201292, 218435, 249640, 251615, 287560, 305809, 324532, 349496, 402584, 405665, 436870, 503230, 567931, 611618, 649064, 811330, 873740, 1006460, 1135862, 1223236, 1529045, 1622660, 1747480, 2012920, 2271724, 2446472, 2839655, 3058090, 3245320, 3975517, 4543448, 5679310, 6116180, 7951034, 11358620, 12232360, 15902068, 19877585, 22717240, 31804136, 39755170, 79510340, 159020680]

約数ペア:

[(1, 159020680), (2, 79510340), (4, 39755170), (5, 31804136), (7, 22717240), (8, 19877585), (10, 15902068), (13, 12232360), (14, 11358620), (20, 7951034), (26, 6116180), (28, 5679310), (35, 4543448), (40, 3975517), (49, 3245320), (52, 3058090), (56, 2839655), (65, 2446472), (70, 2271724), (79, 2012920), (91, 1747480), (98, 1622660), (104, 1529045), (130, 1223236), (140, 1135862), (158, 1006460), (182, 873740), (196, 811330), (245, 649064), (260, 611618), (280, 567931), (316, 503230), (364, 436870), (392, 405665), (395, 402584), (455, 349496), (490, 324532), (520, 305809), (553, 287560), (632, 251615), (637, 249640), (728, 218435), (790, 201292), (910, 174748), (980, 162266), (1027, 154840), (1106, 143780), (1274, 124820), (1580, 100646), (1820, 87374), (1960, 81133), (2054, 77420), (2212, 71890), (2548, 62410), (2765, 57512), (3160, 50323), (3185, 49928), (3640, 43687), (3871, 41080), (4108, 38710), (4424, 35945), (5096, 31205), (5135, 30968), (5530, 28756), (6241, 25480), (6370, 24964), (7189, 22120), (7742, 20540), (8216, 19355), (10270, 15484), (11060, 14378), (12482, 12740)]