178895340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{859}}^1$

素因数の和:976

約数の個数: 144

約数和(自身を含む): 591645600

約数和(自身を除く): 412750260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 89, 90, 117, 130, 156, 178, 180, 195, 234, 260, 267, 356, 390, 445, 468, 534, 585, 780, 801, 859, 890, 1068, 1157, 1170, 1335, 1602, 1718, 1780, 2314, 2340, 2577, 2670, 3204, 3436, 3471, 4005, 4295, 4628, 5154, 5340, 5785, 6942, 7731, 8010, 8590, 10308, 10413, 11167, 11570, 12885, 13884, 15462, 16020, 17180, 17355, 20826, 22334, 23140, 25770, 30924, 33501, 34710, 38655, 41652, 44668, 51540, 52065, 55835, 67002, 69420, 76451, 77310, 100503, 104130, 111670, 134004, 152902, 154620, 167505, 201006, 208260, 223340, 229353, 305804, 335010, 382255, 402012, 458706, 502515, 670020, 688059, 764510, 917412, 993863, 1005030, 1146765, 1376118, 1529020, 1987726, 2010060, 2293530, 2752236, 2981589, 3440295, 3975452, 4587060, 4969315, 5963178, 6880590, 8944767, 9938630, 11926356, 13761180, 14907945, 17889534, 19877260, 29815890, 35779068, 44723835, 59631780, 89447670, 178895340]

約数ペア:

[(1, 178895340), (2, 89447670), (3, 59631780), (4, 44723835), (5, 35779068), (6, 29815890), (9, 19877260), (10, 17889534), (12, 14907945), (13, 13761180), (15, 11926356), (18, 9938630), (20, 8944767), (26, 6880590), (30, 5963178), (36, 4969315), (39, 4587060), (45, 3975452), (52, 3440295), (60, 2981589), (65, 2752236), (78, 2293530), (89, 2010060), (90, 1987726), (117, 1529020), (130, 1376118), (156, 1146765), (178, 1005030), (180, 993863), (195, 917412), (234, 764510), (260, 688059), (267, 670020), (356, 502515), (390, 458706), (445, 402012), (468, 382255), (534, 335010), (585, 305804), (780, 229353), (801, 223340), (859, 208260), (890, 201006), (1068, 167505), (1157, 154620), (1170, 152902), (1335, 134004), (1602, 111670), (1718, 104130), (1780, 100503), (2314, 77310), (2340, 76451), (2577, 69420), (2670, 67002), (3204, 55835), (3436, 52065), (3471, 51540), (4005, 44668), (4295, 41652), (4628, 38655), (5154, 34710), (5340, 33501), (5785, 30924), (6942, 25770), (7731, 23140), (8010, 22334), (8590, 20826), (10308, 17355), (10413, 17180), (11167, 16020), (11570, 15462), (12885, 13884)]