194246780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{193}}^1$

素因数の和:308

約数の個数: 144

約数和(自身を含む): 520168320

約数和(自身を除く): 325921540

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 79, 91, 98, 130, 140, 158, 182, 193, 196, 245, 260, 316, 364, 386, 395, 455, 490, 553, 637, 772, 790, 910, 965, 980, 1027, 1106, 1274, 1351, 1580, 1820, 1930, 2054, 2212, 2509, 2548, 2702, 2765, 3185, 3860, 3871, 4108, 5018, 5135, 5404, 5530, 6370, 6755, 7189, 7742, 9457, 10036, 10270, 11060, 12545, 12740, 13510, 14378, 15247, 15484, 17563, 18914, 19355, 20540, 25090, 27020, 28756, 30494, 35126, 35945, 37828, 38710, 47285, 50180, 50323, 60988, 70252, 71890, 76235, 77420, 87815, 94570, 100646, 106729, 122941, 143780, 152470, 175630, 189140, 198211, 201292, 213458, 245882, 251615, 304940, 351260, 396422, 426916, 491764, 503230, 533645, 614705, 747103, 792844, 991055, 1006460, 1067290, 1229410, 1387477, 1494206, 1982110, 2134580, 2458820, 2774954, 2988412, 3735515, 3964220, 5549908, 6937385, 7471030, 9712339, 13874770, 14942060, 19424678, 27749540, 38849356, 48561695, 97123390, 194246780]

約数ペア:

[(1, 194246780), (2, 97123390), (4, 48561695), (5, 38849356), (7, 27749540), (10, 19424678), (13, 14942060), (14, 13874770), (20, 9712339), (26, 7471030), (28, 6937385), (35, 5549908), (49, 3964220), (52, 3735515), (65, 2988412), (70, 2774954), (79, 2458820), (91, 2134580), (98, 1982110), (130, 1494206), (140, 1387477), (158, 1229410), (182, 1067290), (193, 1006460), (196, 991055), (245, 792844), (260, 747103), (316, 614705), (364, 533645), (386, 503230), (395, 491764), (455, 426916), (490, 396422), (553, 351260), (637, 304940), (772, 251615), (790, 245882), (910, 213458), (965, 201292), (980, 198211), (1027, 189140), (1106, 175630), (1274, 152470), (1351, 143780), (1580, 122941), (1820, 106729), (1930, 100646), (2054, 94570), (2212, 87815), (2509, 77420), (2548, 76235), (2702, 71890), (2765, 70252), (3185, 60988), (3860, 50323), (3871, 50180), (4108, 47285), (5018, 38710), (5135, 37828), (5404, 35945), (5530, 35126), (6370, 30494), (6755, 28756), (7189, 27020), (7742, 25090), (9457, 20540), (10036, 19355), (10270, 18914), (11060, 17563), (12545, 15484), (12740, 15247), (13510, 14378)]