28913138400

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{197}}^1\times {\mathrm{61153}}^1$

素因数の和:61373

約数の個数: 144

約数和(自身を含む): 94591539504

約数和(自身を除く): 65678401104

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 80, 96, 100, 120, 150, 160, 197, 200, 240, 300, 394, 400, 480, 591, 600, 788, 800, 985, 1182, 1200, 1576, 1970, 2364, 2400, 2955, 3152, 3940, 4728, 4925, 5910, 6304, 7880, 9456, 9850, 11820, 14775, 15760, 18912, 19700, 23640, 29550, 31520, 39400, 47280, 59100, 61153, 78800, 94560, 118200, 122306, 157600, 183459, 236400, 244612, 305765, 366918, 472800, 489224, 611530, 733836, 917295, 978448, 1223060, 1467672, 1528825, 1834590, 1956896, 2446120, 2935344, 3057650, 3669180, 4586475, 4892240, 5870688, 6115300, 7338360, 9172950, 9784480, 12047141, 12230600, 14676720, 18345900, 24094282, 24461200, 29353440, 36141423, 36691800, 48188564, 48922400, 60235705, 72282846, 73383600, 96377128, 120471410, 144565692, 146767200, 180707115, 192754256, 240942820, 289131384, 301178525, 361414230, 385508512, 481885640, 578262768, 602357050, 722828460, 903535575, 963771280, 1156525536, 1204714100, 1445656920, 1807071150, 1927542560, 2409428200, 2891313840, 3614142300, 4818856400, 5782627680, 7228284600, 9637712800, 14456569200, 28913138400]

約数ペア:

[(1, 28913138400), (2, 14456569200), (3, 9637712800), (4, 7228284600), (5, 5782627680), (6, 4818856400), (8, 3614142300), (10, 2891313840), (12, 2409428200), (15, 1927542560), (16, 1807071150), (20, 1445656920), (24, 1204714100), (25, 1156525536), (30, 963771280), (32, 903535575), (40, 722828460), (48, 602357050), (50, 578262768), (60, 481885640), (75, 385508512), (80, 361414230), (96, 301178525), (100, 289131384), (120, 240942820), (150, 192754256), (160, 180707115), (197, 146767200), (200, 144565692), (240, 120471410), (300, 96377128), (394, 73383600), (400, 72282846), (480, 60235705), (591, 48922400), (600, 48188564), (788, 36691800), (800, 36141423), (985, 29353440), (1182, 24461200), (1200, 24094282), (1576, 18345900), (1970, 14676720), (2364, 12230600), (2400, 12047141), (2955, 9784480), (3152, 9172950), (3940, 7338360), (4728, 6115300), (4925, 5870688), (5910, 4892240), (6304, 4586475), (7880, 3669180), (9456, 3057650), (9850, 2935344), (11820, 2446120), (14775, 1956896), (15760, 1834590), (18912, 1528825), (19700, 1467672), (23640, 1223060), (29550, 978448), (31520, 917295), (39400, 733836), (47280, 611530), (59100, 489224), (61153, 472800), (78800, 366918), (94560, 305765), (118200, 244612), (122306, 236400), (157600, 183459)]