215121960

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1433}}^1$

素因数の和:1592

約数の個数: 128

約数和(自身を含む): 722736000

約数和(自身を除く): 507614040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 139, 180, 216, 270, 278, 360, 417, 540, 556, 695, 834, 1080, 1112, 1251, 1390, 1433, 1668, 2085, 2502, 2780, 2866, 3336, 3753, 4170, 4299, 5004, 5560, 5732, 6255, 7165, 7506, 8340, 8598, 10008, 11464, 12510, 12897, 14330, 15012, 16680, 17196, 18765, 21495, 25020, 25794, 28660, 30024, 34392, 37530, 38691, 42990, 50040, 51588, 57320, 64485, 75060, 77382, 85980, 103176, 128970, 150120, 154764, 171960, 193455, 199187, 257940, 309528, 386910, 398374, 515880, 597561, 773820, 796748, 995935, 1195122, 1547640, 1593496, 1792683, 1991870, 2390244, 2987805, 3585366, 3983740, 4780488, 5378049, 5975610, 7170732, 7967480, 8963415, 10756098, 11951220, 14341464, 17926830, 21512196, 23902440, 26890245, 35853660, 43024392, 53780490, 71707320, 107560980, 215121960]

約数ペア:

[(1, 215121960), (2, 107560980), (3, 71707320), (4, 53780490), (5, 43024392), (6, 35853660), (8, 26890245), (9, 23902440), (10, 21512196), (12, 17926830), (15, 14341464), (18, 11951220), (20, 10756098), (24, 8963415), (27, 7967480), (30, 7170732), (36, 5975610), (40, 5378049), (45, 4780488), (54, 3983740), (60, 3585366), (72, 2987805), (90, 2390244), (108, 1991870), (120, 1792683), (135, 1593496), (139, 1547640), (180, 1195122), (216, 995935), (270, 796748), (278, 773820), (360, 597561), (417, 515880), (540, 398374), (556, 386910), (695, 309528), (834, 257940), (1080, 199187), (1112, 193455), (1251, 171960), (1390, 154764), (1433, 150120), (1668, 128970), (2085, 103176), (2502, 85980), (2780, 77382), (2866, 75060), (3336, 64485), (3753, 57320), (4170, 51588), (4299, 50040), (5004, 42990), (5560, 38691), (5732, 37530), (6255, 34392), (7165, 30024), (7506, 28660), (8340, 25794), (8598, 25020), (10008, 21495), (11464, 18765), (12510, 17196), (12897, 16680), (14330, 15012)]