428255280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{383}}^1\times {\mathrm{1553}}^1$

素因数の和:1955

約数の個数: 120

約数和(自身を含む): 1442907648

約数和(自身を除く): 1014652368

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 383, 720, 766, 1149, 1532, 1553, 1915, 2298, 3064, 3106, 3447, 3830, 4596, 4659, 5745, 6128, 6212, 6894, 7660, 7765, 9192, 9318, 11490, 12424, 13788, 13977, 15320, 15530, 17235, 18384, 18636, 22980, 23295, 24848, 27576, 27954, 30640, 31060, 34470, 37272, 45960, 46590, 55152, 55908, 62120, 68940, 69885, 74544, 91920, 93180, 111816, 124240, 137880, 139770, 186360, 223632, 275760, 279540, 372720, 559080, 594799, 1118160, 1189598, 1784397, 2379196, 2973995, 3568794, 4758392, 5353191, 5947990, 7137588, 8921985, 9516784, 10706382, 11895980, 14275176, 17843970, 21412764, 23791960, 26765955, 28550352, 35687940, 42825528, 47583920, 53531910, 71375880, 85651056, 107063820, 142751760, 214127640, 428255280]

約数ペア:

[(1, 428255280), (2, 214127640), (3, 142751760), (4, 107063820), (5, 85651056), (6, 71375880), (8, 53531910), (9, 47583920), (10, 42825528), (12, 35687940), (15, 28550352), (16, 26765955), (18, 23791960), (20, 21412764), (24, 17843970), (30, 14275176), (36, 11895980), (40, 10706382), (45, 9516784), (48, 8921985), (60, 7137588), (72, 5947990), (80, 5353191), (90, 4758392), (120, 3568794), (144, 2973995), (180, 2379196), (240, 1784397), (360, 1189598), (383, 1118160), (720, 594799), (766, 559080), (1149, 372720), (1532, 279540), (1553, 275760), (1915, 223632), (2298, 186360), (3064, 139770), (3106, 137880), (3447, 124240), (3830, 111816), (4596, 93180), (4659, 91920), (5745, 74544), (6128, 69885), (6212, 68940), (6894, 62120), (7660, 55908), (7765, 55152), (9192, 46590), (9318, 45960), (11490, 37272), (12424, 34470), (13788, 31060), (13977, 30640), (15320, 27954), (15530, 27576), (17235, 24848), (18384, 23295), (18636, 22980)]