638133300

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{509}}^1$

素因数の和:735

約数の個数: 216

約数和(自身を含む): 2301936000

約数和(自身を除く): 1663802700

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 75, 84, 90, 100, 105, 126, 140, 150, 175, 180, 199, 210, 225, 252, 300, 315, 350, 398, 420, 450, 509, 525, 597, 630, 700, 796, 900, 995, 1018, 1050, 1194, 1260, 1393, 1527, 1575, 1791, 1990, 2036, 2100, 2388, 2545, 2786, 2985, 3054, 3150, 3563, 3582, 3980, 4179, 4581, 4975, 5090, 5572, 5970, 6108, 6300, 6965, 7126, 7164, 7635, 8358, 8955, 9162, 9950, 10180, 10689, 11940, 12537, 12725, 13930, 14252, 14925, 15270, 16716, 17815, 17910, 18324, 19900, 20895, 21378, 22905, 25074, 25450, 27860, 29850, 30540, 32067, 34825, 35630, 35820, 38175, 41790, 42756, 44775, 45810, 50148, 50900, 53445, 59700, 62685, 64134, 69650, 71260, 76350, 83580, 89075, 89550, 91620, 101291, 104475, 106890, 114525, 125370, 128268, 139300, 152700, 160335, 178150, 179100, 202582, 208950, 213780, 229050, 250740, 267225, 303873, 313425, 320670, 356300, 405164, 417900, 458100, 506455, 534450, 607746, 626850, 641340, 709037, 801675, 911619, 1012910, 1068900, 1215492, 1253700, 1418074, 1519365, 1603350, 1823238, 2025820, 2127111, 2532275, 2836148, 3038730, 3206700, 3545185, 3646476, 4254222, 4558095, 5064550, 6077460, 6381333, 7090370, 7596825, 8508444, 9116190, 10129100, 10635555, 12762666, 14180740, 15193650, 17725925, 18232380, 21271110, 22790475, 25525332, 30387300, 31906665, 35451850, 42542220, 45580950, 53177775, 63813330, 70903700, 91161900, 106355550, 127626660, 159533325, 212711100, 319066650, 638133300]

約数ペア:

[(1, 638133300), (2, 319066650), (3, 212711100), (4, 159533325), (5, 127626660), (6, 106355550), (7, 91161900), (9, 70903700), (10, 63813330), (12, 53177775), (14, 45580950), (15, 42542220), (18, 35451850), (20, 31906665), (21, 30387300), (25, 25525332), (28, 22790475), (30, 21271110), (35, 18232380), (36, 17725925), (42, 15193650), (45, 14180740), (50, 12762666), (60, 10635555), (63, 10129100), (70, 9116190), (75, 8508444), (84, 7596825), (90, 7090370), (100, 6381333), (105, 6077460), (126, 5064550), (140, 4558095), (150, 4254222), (175, 3646476), (180, 3545185), (199, 3206700), (210, 3038730), (225, 2836148), (252, 2532275), (300, 2127111), (315, 2025820), (350, 1823238), (398, 1603350), (420, 1519365), (450, 1418074), (509, 1253700), (525, 1215492), (597, 1068900), (630, 1012910), (700, 911619), (796, 801675), (900, 709037), (995, 641340), (1018, 626850), (1050, 607746), (1194, 534450), (1260, 506455), (1393, 458100), (1527, 417900), (1575, 405164), (1791, 356300), (1990, 320670), (2036, 313425), (2100, 303873), (2388, 267225), (2545, 250740), (2786, 229050), (2985, 213780), (3054, 208950), (3150, 202582), (3563, 179100), (3582, 178150), (3980, 160335), (4179, 152700), (4581, 139300), (4975, 128268), (5090, 125370), (5572, 114525), (5970, 106890), (6108, 104475), (6300, 101291), (6965, 91620), (7126, 89550), (7164, 89075), (7635, 83580), (8358, 76350), (8955, 71260), (9162, 69650), (9950, 64134), (10180, 62685), (10689, 59700), (11940, 53445), (12537, 50900), (12725, 50148), (13930, 45810), (14252, 44775), (14925, 42756), (15270, 41790), (16716, 38175), (17815, 35820), (17910, 35630), (18324, 34825), (19900, 32067), (20895, 30540), (21378, 29850), (22905, 27860), (25074, 25450)]