253894200

素因数分解:

$2^3\times 3^1\times 5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{991}}^1$

素因数の和:1078

約数の個数: 192

約数和(自身を含む): 915179520

約数和(自身を除く): 661285320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 50, 56, 60, 61, 70, 75, 84, 100, 105, 120, 122, 140, 150, 168, 175, 183, 200, 210, 244, 280, 300, 305, 350, 366, 420, 427, 488, 525, 600, 610, 700, 732, 840, 854, 915, 991, 1050, 1220, 1281, 1400, 1464, 1525, 1708, 1830, 1982, 2100, 2135, 2440, 2562, 2973, 3050, 3416, 3660, 3964, 4200, 4270, 4575, 4955, 5124, 5946, 6100, 6405, 6937, 7320, 7928, 8540, 9150, 9910, 10248, 10675, 11892, 12200, 12810, 13874, 14865, 17080, 18300, 19820, 20811, 21350, 23784, 24775, 25620, 27748, 29730, 32025, 34685, 36600, 39640, 41622, 42700, 49550, 51240, 55496, 59460, 60451, 64050, 69370, 74325, 83244, 85400, 99100, 104055, 118920, 120902, 128100, 138740, 148650, 166488, 173425, 181353, 198200, 208110, 241804, 256200, 277480, 297300, 302255, 346850, 362706, 416220, 423157, 483608, 520275, 594600, 604510, 693700, 725412, 832440, 846314, 906765, 1040550, 1209020, 1269471, 1387400, 1450824, 1511275, 1692628, 1813530, 2081100, 2115785, 2418040, 2538942, 3022550, 3385256, 3627060, 4162200, 4231570, 4533825, 5077884, 6045100, 6347355, 7254120, 8463140, 9067650, 10155768, 10578925, 12090200, 12694710, 16926280, 18135300, 21157850, 25389420, 31736775, 36270600, 42315700, 50778840, 63473550, 84631400, 126947100, 253894200]

約数ペア:

[(1, 253894200), (2, 126947100), (3, 84631400), (4, 63473550), (5, 50778840), (6, 42315700), (7, 36270600), (8, 31736775), (10, 25389420), (12, 21157850), (14, 18135300), (15, 16926280), (20, 12694710), (21, 12090200), (24, 10578925), (25, 10155768), (28, 9067650), (30, 8463140), (35, 7254120), (40, 6347355), (42, 6045100), (50, 5077884), (56, 4533825), (60, 4231570), (61, 4162200), (70, 3627060), (75, 3385256), (84, 3022550), (100, 2538942), (105, 2418040), (120, 2115785), (122, 2081100), (140, 1813530), (150, 1692628), (168, 1511275), (175, 1450824), (183, 1387400), (200, 1269471), (210, 1209020), (244, 1040550), (280, 906765), (300, 846314), (305, 832440), (350, 725412), (366, 693700), (420, 604510), (427, 594600), (488, 520275), (525, 483608), (600, 423157), (610, 416220), (700, 362706), (732, 346850), (840, 302255), (854, 297300), (915, 277480), (991, 256200), (1050, 241804), (1220, 208110), (1281, 198200), (1400, 181353), (1464, 173425), (1525, 166488), (1708, 148650), (1830, 138740), (1982, 128100), (2100, 120902), (2135, 118920), (2440, 104055), (2562, 99100), (2973, 85400), (3050, 83244), (3416, 74325), (3660, 69370), (3964, 64050), (4200, 60451), (4270, 59460), (4575, 55496), (4955, 51240), (5124, 49550), (5946, 42700), (6100, 41622), (6405, 39640), (6937, 36600), (7320, 34685), (7928, 32025), (8540, 29730), (9150, 27748), (9910, 25620), (10248, 24775), (10675, 23784), (11892, 21350), (12200, 20811), (12810, 19820), (13874, 18300), (14865, 17080)]