28215600

素因数分解:

$2^4\times 3^1\times 5^2\times 7^1\times {\mathrm{3359}}^1$

素因数の和:3387

約数の個数: 120

約数和(自身を含む): 103326720

約数和(自身を除く): 75111120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 35, 40, 42, 48, 50, 56, 60, 70, 75, 80, 84, 100, 105, 112, 120, 140, 150, 168, 175, 200, 210, 240, 280, 300, 336, 350, 400, 420, 525, 560, 600, 700, 840, 1050, 1200, 1400, 1680, 2100, 2800, 3359, 4200, 6718, 8400, 10077, 13436, 16795, 20154, 23513, 26872, 33590, 40308, 47026, 50385, 53744, 67180, 70539, 80616, 83975, 94052, 100770, 117565, 134360, 141078, 161232, 167950, 188104, 201540, 235130, 251925, 268720, 282156, 335900, 352695, 376208, 403080, 470260, 503850, 564312, 587825, 671800, 705390, 806160, 940520, 1007700, 1128624, 1175650, 1343600, 1410780, 1763475, 1881040, 2015400, 2351300, 2821560, 3526950, 4030800, 4702600, 5643120, 7053900, 9405200, 14107800, 28215600]

約数ペア:

[(1, 28215600), (2, 14107800), (3, 9405200), (4, 7053900), (5, 5643120), (6, 4702600), (7, 4030800), (8, 3526950), (10, 2821560), (12, 2351300), (14, 2015400), (15, 1881040), (16, 1763475), (20, 1410780), (21, 1343600), (24, 1175650), (25, 1128624), (28, 1007700), (30, 940520), (35, 806160), (40, 705390), (42, 671800), (48, 587825), (50, 564312), (56, 503850), (60, 470260), (70, 403080), (75, 376208), (80, 352695), (84, 335900), (100, 282156), (105, 268720), (112, 251925), (120, 235130), (140, 201540), (150, 188104), (168, 167950), (175, 161232), (200, 141078), (210, 134360), (240, 117565), (280, 100770), (300, 94052), (336, 83975), (350, 80616), (400, 70539), (420, 67180), (525, 53744), (560, 50385), (600, 47026), (700, 40308), (840, 33590), (1050, 26872), (1200, 23513), (1400, 20154), (1680, 16795), (2100, 13436), (2800, 10077), (3359, 8400), (4200, 6718)]