197221920

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{743}}^1$

素因数の和:847

約数の個数: 192

約数和(自身を含む): 719953920

約数和(自身を除く): 522732000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 79, 80, 84, 96, 105, 112, 120, 140, 158, 160, 168, 210, 224, 237, 240, 280, 316, 336, 395, 420, 474, 480, 553, 560, 632, 672, 743, 790, 840, 948, 1106, 1120, 1185, 1264, 1486, 1580, 1659, 1680, 1896, 2212, 2229, 2370, 2528, 2765, 2972, 3160, 3318, 3360, 3715, 3792, 4424, 4458, 4740, 5201, 5530, 5944, 6320, 6636, 7430, 7584, 8295, 8848, 8916, 9480, 10402, 11060, 11145, 11888, 12640, 13272, 14860, 15603, 16590, 17696, 17832, 18960, 20804, 22120, 22290, 23776, 26005, 26544, 29720, 31206, 33180, 35664, 37920, 41608, 44240, 44580, 52010, 53088, 58697, 59440, 62412, 66360, 71328, 78015, 83216, 88480, 89160, 104020, 117394, 118880, 124824, 132720, 156030, 166432, 176091, 178320, 208040, 234788, 249648, 265440, 293485, 312060, 352182, 356640, 410879, 416080, 469576, 499296, 586970, 624120, 704364, 821758, 832160, 880455, 939152, 1173940, 1232637, 1248240, 1408728, 1643516, 1760910, 1878304, 2054395, 2347880, 2465274, 2496480, 2817456, 3287032, 3521820, 4108790, 4695760, 4930548, 5634912, 6163185, 6574064, 7043640, 8217580, 9391520, 9861096, 12326370, 13148128, 14087280, 16435160, 19722192, 24652740, 28174560, 32870320, 39444384, 49305480, 65740640, 98610960, 197221920]

約数ペア:

[(1, 197221920), (2, 98610960), (3, 65740640), (4, 49305480), (5, 39444384), (6, 32870320), (7, 28174560), (8, 24652740), (10, 19722192), (12, 16435160), (14, 14087280), (15, 13148128), (16, 12326370), (20, 9861096), (21, 9391520), (24, 8217580), (28, 7043640), (30, 6574064), (32, 6163185), (35, 5634912), (40, 4930548), (42, 4695760), (48, 4108790), (56, 3521820), (60, 3287032), (70, 2817456), (79, 2496480), (80, 2465274), (84, 2347880), (96, 2054395), (105, 1878304), (112, 1760910), (120, 1643516), (140, 1408728), (158, 1248240), (160, 1232637), (168, 1173940), (210, 939152), (224, 880455), (237, 832160), (240, 821758), (280, 704364), (316, 624120), (336, 586970), (395, 499296), (420, 469576), (474, 416080), (480, 410879), (553, 356640), (560, 352182), (632, 312060), (672, 293485), (743, 265440), (790, 249648), (840, 234788), (948, 208040), (1106, 178320), (1120, 176091), (1185, 166432), (1264, 156030), (1486, 132720), (1580, 124824), (1659, 118880), (1680, 117394), (1896, 104020), (2212, 89160), (2229, 88480), (2370, 83216), (2528, 78015), (2765, 71328), (2972, 66360), (3160, 62412), (3318, 59440), (3360, 58697), (3715, 53088), (3792, 52010), (4424, 44580), (4458, 44240), (4740, 41608), (5201, 37920), (5530, 35664), (5944, 33180), (6320, 31206), (6636, 29720), (7430, 26544), (7584, 26005), (8295, 23776), (8848, 22290), (8916, 22120), (9480, 20804), (10402, 18960), (11060, 17832), (11145, 17696), (11888, 16590), (12640, 15603), (13272, 14860)]