161281440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2383}}^1$

素因数の和:2451

約数の個数: 144

約数和(自身を含む): 562318848

約数和(自身を除く): 401037408

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 47, 48, 60, 72, 80, 90, 94, 96, 120, 141, 144, 160, 180, 188, 235, 240, 282, 288, 360, 376, 423, 470, 480, 564, 705, 720, 752, 846, 940, 1128, 1410, 1440, 1504, 1692, 1880, 2115, 2256, 2383, 2820, 3384, 3760, 4230, 4512, 4766, 5640, 6768, 7149, 7520, 8460, 9532, 11280, 11915, 13536, 14298, 16920, 19064, 21447, 22560, 23830, 28596, 33840, 35745, 38128, 42894, 47660, 57192, 67680, 71490, 76256, 85788, 95320, 107235, 112001, 114384, 142980, 171576, 190640, 214470, 224002, 228768, 285960, 336003, 343152, 381280, 428940, 448004, 560005, 571920, 672006, 686304, 857880, 896008, 1008009, 1120010, 1143840, 1344012, 1680015, 1715760, 1792016, 2016018, 2240020, 2688024, 3360030, 3431520, 3584032, 4032036, 4480040, 5040045, 5376048, 6720060, 8064072, 8960080, 10080090, 10752096, 13440120, 16128144, 17920160, 20160180, 26880240, 32256288, 40320360, 53760480, 80640720, 161281440]

約数ペア:

[(1, 161281440), (2, 80640720), (3, 53760480), (4, 40320360), (5, 32256288), (6, 26880240), (8, 20160180), (9, 17920160), (10, 16128144), (12, 13440120), (15, 10752096), (16, 10080090), (18, 8960080), (20, 8064072), (24, 6720060), (30, 5376048), (32, 5040045), (36, 4480040), (40, 4032036), (45, 3584032), (47, 3431520), (48, 3360030), (60, 2688024), (72, 2240020), (80, 2016018), (90, 1792016), (94, 1715760), (96, 1680015), (120, 1344012), (141, 1143840), (144, 1120010), (160, 1008009), (180, 896008), (188, 857880), (235, 686304), (240, 672006), (282, 571920), (288, 560005), (360, 448004), (376, 428940), (423, 381280), (470, 343152), (480, 336003), (564, 285960), (705, 228768), (720, 224002), (752, 214470), (846, 190640), (940, 171576), (1128, 142980), (1410, 114384), (1440, 112001), (1504, 107235), (1692, 95320), (1880, 85788), (2115, 76256), (2256, 71490), (2383, 67680), (2820, 57192), (3384, 47660), (3760, 42894), (4230, 38128), (4512, 35745), (4766, 33840), (5640, 28596), (6768, 23830), (7149, 22560), (7520, 21447), (8460, 19064), (9532, 16920), (11280, 14298), (11915, 13536)]