1989795360

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{4663}}^1$

素因数の和:4815

約数の個数: 192

約数和(自身を含む): 7221215232

約数和(自身を除く): 5231419872

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, 80, 84, 96, 105, 112, 120, 127, 140, 160, 168, 210, 224, 240, 254, 280, 336, 381, 420, 480, 508, 560, 635, 672, 762, 840, 889, 1016, 1120, 1270, 1524, 1680, 1778, 1905, 2032, 2540, 2667, 3048, 3360, 3556, 3810, 4064, 4445, 4663, 5080, 5334, 6096, 7112, 7620, 8890, 9326, 10160, 10668, 12192, 13335, 13989, 14224, 15240, 17780, 18652, 20320, 21336, 23315, 26670, 27978, 28448, 30480, 32641, 35560, 37304, 42672, 46630, 53340, 55956, 60960, 65282, 69945, 71120, 74608, 85344, 93260, 97923, 106680, 111912, 130564, 139890, 142240, 149216, 163205, 186520, 195846, 213360, 223824, 261128, 279780, 326410, 373040, 391692, 426720, 447648, 489615, 522256, 559560, 592201, 652820, 746080, 783384, 979230, 1044512, 1119120, 1184402, 1305640, 1566768, 1776603, 1958460, 2238240, 2368804, 2611280, 2961005, 3133536, 3553206, 3916920, 4145407, 4737608, 5222560, 5922010, 7106412, 7833840, 8290814, 8883015, 9475216, 11844020, 12436221, 14212824, 15667680, 16581628, 17766030, 18950432, 20727035, 23688040, 24872442, 28425648, 33163256, 35532060, 41454070, 47376080, 49744884, 56851296, 62181105, 66326512, 71064120, 82908140, 94752160, 99489768, 124362210, 132653024, 142128240, 165816280, 198979536, 248724420, 284256480, 331632560, 397959072, 497448840, 663265120, 994897680, 1989795360]

約数ペア:

[(1, 1989795360), (2, 994897680), (3, 663265120), (4, 497448840), (5, 397959072), (6, 331632560), (7, 284256480), (8, 248724420), (10, 198979536), (12, 165816280), (14, 142128240), (15, 132653024), (16, 124362210), (20, 99489768), (21, 94752160), (24, 82908140), (28, 71064120), (30, 66326512), (32, 62181105), (35, 56851296), (40, 49744884), (42, 47376080), (48, 41454070), (56, 35532060), (60, 33163256), (70, 28425648), (80, 24872442), (84, 23688040), (96, 20727035), (105, 18950432), (112, 17766030), (120, 16581628), (127, 15667680), (140, 14212824), (160, 12436221), (168, 11844020), (210, 9475216), (224, 8883015), (240, 8290814), (254, 7833840), (280, 7106412), (336, 5922010), (381, 5222560), (420, 4737608), (480, 4145407), (508, 3916920), (560, 3553206), (635, 3133536), (672, 2961005), (762, 2611280), (840, 2368804), (889, 2238240), (1016, 1958460), (1120, 1776603), (1270, 1566768), (1524, 1305640), (1680, 1184402), (1778, 1119120), (1905, 1044512), (2032, 979230), (2540, 783384), (2667, 746080), (3048, 652820), (3360, 592201), (3556, 559560), (3810, 522256), (4064, 489615), (4445, 447648), (4663, 426720), (5080, 391692), (5334, 373040), (6096, 326410), (7112, 279780), (7620, 261128), (8890, 223824), (9326, 213360), (10160, 195846), (10668, 186520), (12192, 163205), (13335, 149216), (13989, 142240), (14224, 139890), (15240, 130564), (17780, 111912), (18652, 106680), (20320, 97923), (21336, 93260), (23315, 85344), (26670, 74608), (27978, 71120), (28448, 69945), (30480, 65282), (32641, 60960), (35560, 55956), (37304, 53340), (42672, 46630)]