669663400

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{2971}}^1$

素因数の和:3024

約数の個数: 144

約数和(自身を含む): 1890548640

約数和(自身を除く): 1220885240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 25, 28, 35, 40, 46, 49, 50, 56, 70, 92, 98, 100, 115, 140, 161, 175, 184, 196, 200, 230, 245, 280, 322, 350, 392, 460, 490, 575, 644, 700, 805, 920, 980, 1127, 1150, 1225, 1288, 1400, 1610, 1960, 2254, 2300, 2450, 2971, 3220, 4025, 4508, 4600, 4900, 5635, 5942, 6440, 8050, 9016, 9800, 11270, 11884, 14855, 16100, 20797, 22540, 23768, 28175, 29710, 32200, 41594, 45080, 56350, 59420, 68333, 74275, 83188, 103985, 112700, 118840, 136666, 145579, 148550, 166376, 207970, 225400, 273332, 291158, 297100, 341665, 415940, 478331, 519925, 546664, 582316, 594200, 683330, 727895, 831880, 956662, 1039850, 1164632, 1366660, 1455790, 1708325, 1913324, 2079700, 2391655, 2733320, 2911580, 3348317, 3416650, 3639475, 3826648, 4159400, 4783310, 5823160, 6696634, 6833300, 7278950, 9566620, 11958275, 13393268, 13666600, 14557900, 16741585, 19133240, 23916550, 26786536, 29115800, 33483170, 47833100, 66966340, 83707925, 95666200, 133932680, 167415850, 334831700, 669663400]

約数ペア:

[(1, 669663400), (2, 334831700), (4, 167415850), (5, 133932680), (7, 95666200), (8, 83707925), (10, 66966340), (14, 47833100), (20, 33483170), (23, 29115800), (25, 26786536), (28, 23916550), (35, 19133240), (40, 16741585), (46, 14557900), (49, 13666600), (50, 13393268), (56, 11958275), (70, 9566620), (92, 7278950), (98, 6833300), (100, 6696634), (115, 5823160), (140, 4783310), (161, 4159400), (175, 3826648), (184, 3639475), (196, 3416650), (200, 3348317), (230, 2911580), (245, 2733320), (280, 2391655), (322, 2079700), (350, 1913324), (392, 1708325), (460, 1455790), (490, 1366660), (575, 1164632), (644, 1039850), (700, 956662), (805, 831880), (920, 727895), (980, 683330), (1127, 594200), (1150, 582316), (1225, 546664), (1288, 519925), (1400, 478331), (1610, 415940), (1960, 341665), (2254, 297100), (2300, 291158), (2450, 273332), (2971, 225400), (3220, 207970), (4025, 166376), (4508, 148550), (4600, 145579), (4900, 136666), (5635, 118840), (5942, 112700), (6440, 103985), (8050, 83188), (9016, 74275), (9800, 68333), (11270, 59420), (11884, 56350), (14855, 45080), (16100, 41594), (20797, 32200), (22540, 29710), (23768, 28175)]