199775940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{5227}}^1$

素因数の和:5266

約数の個数: 144

約数和(自身を含む): 700886592

約数和(自身を除く): 501110652

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 60, 65, 70, 78, 84, 91, 98, 105, 130, 140, 147, 156, 182, 195, 196, 210, 245, 260, 273, 294, 364, 390, 420, 455, 490, 546, 588, 637, 735, 780, 910, 980, 1092, 1274, 1365, 1470, 1820, 1911, 2548, 2730, 2940, 3185, 3822, 5227, 5460, 6370, 7644, 9555, 10454, 12740, 15681, 19110, 20908, 26135, 31362, 36589, 38220, 52270, 62724, 67951, 73178, 78405, 104540, 109767, 135902, 146356, 156810, 182945, 203853, 219534, 256123, 271804, 313620, 339755, 365890, 407706, 439068, 475657, 512246, 548835, 679510, 731780, 768369, 815412, 951314, 1019265, 1024492, 1097670, 1280615, 1359020, 1426971, 1536738, 1902628, 2038530, 2195340, 2378285, 2561230, 2853942, 3073476, 3329599, 3841845, 4077060, 4756570, 5122460, 5707884, 6659198, 7134855, 7683690, 9513140, 9988797, 13318396, 14269710, 15367380, 16647995, 19977594, 28539420, 33295990, 39955188, 49943985, 66591980, 99887970, 199775940]

約数ペア:

[(1, 199775940), (2, 99887970), (3, 66591980), (4, 49943985), (5, 39955188), (6, 33295990), (7, 28539420), (10, 19977594), (12, 16647995), (13, 15367380), (14, 14269710), (15, 13318396), (20, 9988797), (21, 9513140), (26, 7683690), (28, 7134855), (30, 6659198), (35, 5707884), (39, 5122460), (42, 4756570), (49, 4077060), (52, 3841845), (60, 3329599), (65, 3073476), (70, 2853942), (78, 2561230), (84, 2378285), (91, 2195340), (98, 2038530), (105, 1902628), (130, 1536738), (140, 1426971), (147, 1359020), (156, 1280615), (182, 1097670), (195, 1024492), (196, 1019265), (210, 951314), (245, 815412), (260, 768369), (273, 731780), (294, 679510), (364, 548835), (390, 512246), (420, 475657), (455, 439068), (490, 407706), (546, 365890), (588, 339755), (637, 313620), (735, 271804), (780, 256123), (910, 219534), (980, 203853), (1092, 182945), (1274, 156810), (1365, 146356), (1470, 135902), (1820, 109767), (1911, 104540), (2548, 78405), (2730, 73178), (2940, 67951), (3185, 62724), (3822, 52270), (5227, 38220), (5460, 36589), (6370, 31362), (7644, 26135), (9555, 20908), (10454, 19110), (12740, 15681)]