1888102440

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{249749}}^1$

素因数の和:249776

約数の個数: 128

約数和(自身を含む): 7192800000

約数和(自身を除く): 5304697560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 249749, 499498, 749247, 998996, 1248745, 1498494, 1748243, 1997992, 2247741, 2497490, 2996988, 3496486, 3746235, 4495482, 4994980, 5244729, 5993976, 6743223, 6992972, 7492470, 8741215, 8990964, 9989960, 10489458, 11238705, 13486446, 13985944, 14984940, 15734187, 17482430, 17981928, 20978916, 22477410, 26223645, 26972892, 29969880, 31468374, 33716115, 34964860, 41957832, 44954820, 47202561, 52447290, 53945784, 62936748, 67432230, 69929720, 78670935, 89909640, 94405122, 104894580, 125873496, 134864460, 157341870, 188810244, 209789160, 236012805, 269728920, 314683740, 377620488, 472025610, 629367480, 944051220, 1888102440]

約数ペア:

[(1, 1888102440), (2, 944051220), (3, 629367480), (4, 472025610), (5, 377620488), (6, 314683740), (7, 269728920), (8, 236012805), (9, 209789160), (10, 188810244), (12, 157341870), (14, 134864460), (15, 125873496), (18, 104894580), (20, 94405122), (21, 89909640), (24, 78670935), (27, 69929720), (28, 67432230), (30, 62936748), (35, 53945784), (36, 52447290), (40, 47202561), (42, 44954820), (45, 41957832), (54, 34964860), (56, 33716115), (60, 31468374), (63, 29969880), (70, 26972892), (72, 26223645), (84, 22477410), (90, 20978916), (105, 17981928), (108, 17482430), (120, 15734187), (126, 14984940), (135, 13985944), (140, 13486446), (168, 11238705), (180, 10489458), (189, 9989960), (210, 8990964), (216, 8741215), (252, 7492470), (270, 6992972), (280, 6743223), (315, 5993976), (360, 5244729), (378, 4994980), (420, 4495482), (504, 3746235), (540, 3496486), (630, 2996988), (756, 2497490), (840, 2247741), (945, 1997992), (1080, 1748243), (1260, 1498494), (1512, 1248745), (1890, 998996), (2520, 749247), (3780, 499498), (7560, 249749)]