51644880

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{10247}}^1$

素因数の和:10273

約数の個数: 120

約数和(自身を含む): 198237312

約数和(自身を除く): 146592432

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 10247, 20494, 30741, 40988, 51235, 61482, 71729, 81976, 92223, 102470, 122964, 143458, 153705, 163952, 184446, 204940, 215187, 245928, 286916, 307410, 358645, 368892, 409880, 430374, 461115, 491856, 573832, 614820, 645561, 717290, 737784, 819760, 860748, 922230, 1075935, 1147664, 1229640, 1291122, 1434580, 1475568, 1721496, 1844460, 2151870, 2459280, 2582244, 2869160, 3227805, 3442992, 3688920, 4303740, 5164488, 5738320, 6455610, 7377840, 8607480, 10328976, 12911220, 17214960, 25822440, 51644880]

約数ペア:

[(1, 51644880), (2, 25822440), (3, 17214960), (4, 12911220), (5, 10328976), (6, 8607480), (7, 7377840), (8, 6455610), (9, 5738320), (10, 5164488), (12, 4303740), (14, 3688920), (15, 3442992), (16, 3227805), (18, 2869160), (20, 2582244), (21, 2459280), (24, 2151870), (28, 1844460), (30, 1721496), (35, 1475568), (36, 1434580), (40, 1291122), (42, 1229640), (45, 1147664), (48, 1075935), (56, 922230), (60, 860748), (63, 819760), (70, 737784), (72, 717290), (80, 645561), (84, 614820), (90, 573832), (105, 491856), (112, 461115), (120, 430374), (126, 409880), (140, 368892), (144, 358645), (168, 307410), (180, 286916), (210, 245928), (240, 215187), (252, 204940), (280, 184446), (315, 163952), (336, 153705), (360, 143458), (420, 122964), (504, 102470), (560, 92223), (630, 81976), (720, 71729), (840, 61482), (1008, 51235), (1260, 40988), (1680, 30741), (2520, 20494), (5040, 10247)]