1780452450

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{18233}}^1$

素因数の和:18289

約数の個数: 144

約数和(自身を含む): 5643495936

約数和(自身を除く): 3863043486

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 31, 35, 42, 45, 50, 62, 63, 70, 75, 90, 93, 105, 126, 150, 155, 175, 186, 210, 217, 225, 279, 310, 315, 350, 434, 450, 465, 525, 558, 630, 651, 775, 930, 1050, 1085, 1302, 1395, 1550, 1575, 1953, 2170, 2325, 2790, 3150, 3255, 3906, 4650, 5425, 6510, 6975, 9765, 10850, 13950, 16275, 18233, 19530, 32550, 36466, 48825, 54699, 91165, 97650, 109398, 127631, 164097, 182330, 255262, 273495, 328194, 382893, 455825, 546990, 565223, 638155, 765786, 820485, 911650, 1130446, 1148679, 1276310, 1367475, 1640970, 1695669, 1914465, 2297358, 2734950, 2826115, 3190775, 3391338, 3828930, 3956561, 4102425, 5087007, 5652230, 5743395, 6381550, 7913122, 8204850, 8478345, 9572325, 10174014, 11486790, 11869683, 14130575, 16956690, 19144650, 19782805, 23739366, 25435035, 28261150, 28716975, 35609049, 39565610, 42391725, 50870070, 57433950, 59348415, 71218098, 84783450, 98914025, 118696830, 127175175, 178045245, 197828050, 254350350, 296742075, 356090490, 593484150, 890226225, 1780452450]

約数ペア:

[(1, 1780452450), (2, 890226225), (3, 593484150), (5, 356090490), (6, 296742075), (7, 254350350), (9, 197828050), (10, 178045245), (14, 127175175), (15, 118696830), (18, 98914025), (21, 84783450), (25, 71218098), (30, 59348415), (31, 57433950), (35, 50870070), (42, 42391725), (45, 39565610), (50, 35609049), (62, 28716975), (63, 28261150), (70, 25435035), (75, 23739366), (90, 19782805), (93, 19144650), (105, 16956690), (126, 14130575), (150, 11869683), (155, 11486790), (175, 10174014), (186, 9572325), (210, 8478345), (217, 8204850), (225, 7913122), (279, 6381550), (310, 5743395), (315, 5652230), (350, 5087007), (434, 4102425), (450, 3956561), (465, 3828930), (525, 3391338), (558, 3190775), (630, 2826115), (651, 2734950), (775, 2297358), (930, 1914465), (1050, 1695669), (1085, 1640970), (1302, 1367475), (1395, 1276310), (1550, 1148679), (1575, 1130446), (1953, 911650), (2170, 820485), (2325, 765786), (2790, 638155), (3150, 565223), (3255, 546990), (3906, 455825), (4650, 382893), (5425, 328194), (6510, 273495), (6975, 255262), (9765, 182330), (10850, 164097), (13950, 127631), (16275, 109398), (18233, 97650), (19530, 91165), (32550, 54699), (36466, 48825)]