4042440

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1$

素因数の和:236

約数の個数: 128

約数和(自身を含む): 14256000

約数和(自身を除く): 10213560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 108, 114, 120, 135, 152, 171, 180, 190, 197, 216, 228, 270, 285, 342, 360, 380, 394, 456, 513, 540, 570, 591, 684, 760, 788, 855, 985, 1026, 1080, 1140, 1182, 1368, 1576, 1710, 1773, 1970, 2052, 2280, 2364, 2565, 2955, 3420, 3546, 3743, 3940, 4104, 4728, 5130, 5319, 5910, 6840, 7092, 7486, 7880, 8865, 10260, 10638, 11229, 11820, 14184, 14972, 17730, 18715, 20520, 21276, 22458, 23640, 26595, 29944, 33687, 35460, 37430, 42552, 44916, 53190, 56145, 67374, 70920, 74860, 89832, 101061, 106380, 112290, 134748, 149720, 168435, 202122, 212760, 224580, 269496, 336870, 404244, 449160, 505305, 673740, 808488, 1010610, 1347480, 2021220, 4042440]

約数ペア:

[(1, 4042440), (2, 2021220), (3, 1347480), (4, 1010610), (5, 808488), (6, 673740), (8, 505305), (9, 449160), (10, 404244), (12, 336870), (15, 269496), (18, 224580), (19, 212760), (20, 202122), (24, 168435), (27, 149720), (30, 134748), (36, 112290), (38, 106380), (40, 101061), (45, 89832), (54, 74860), (57, 70920), (60, 67374), (72, 56145), (76, 53190), (90, 44916), (95, 42552), (108, 37430), (114, 35460), (120, 33687), (135, 29944), (152, 26595), (171, 23640), (180, 22458), (190, 21276), (197, 20520), (216, 18715), (228, 17730), (270, 14972), (285, 14184), (342, 11820), (360, 11229), (380, 10638), (394, 10260), (456, 8865), (513, 7880), (540, 7486), (570, 7092), (591, 6840), (684, 5910), (760, 5319), (788, 5130), (855, 4728), (985, 4104), (1026, 3940), (1080, 3743), (1140, 3546), (1182, 3420), (1368, 2955), (1576, 2565), (1710, 2364), (1773, 2280), (1970, 2052)]