38791620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1811}}^1$

素因数の和:1850

約数の個数: 144

約数和(自身を含む): 142466688

約数和(自身を除く): 103675068

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 63, 68, 70, 84, 85, 90, 102, 105, 119, 126, 140, 153, 170, 180, 204, 210, 238, 252, 255, 306, 315, 340, 357, 420, 476, 510, 595, 612, 630, 714, 765, 1020, 1071, 1190, 1260, 1428, 1530, 1785, 1811, 2142, 2380, 3060, 3570, 3622, 4284, 5355, 5433, 7140, 7244, 9055, 10710, 10866, 12677, 16299, 18110, 21420, 21732, 25354, 27165, 30787, 32598, 36220, 38031, 50708, 54330, 61574, 63385, 65196, 76062, 81495, 92361, 108660, 114093, 123148, 126770, 152124, 153935, 162990, 184722, 190155, 215509, 228186, 253540, 277083, 307870, 325980, 369444, 380310, 431018, 456372, 461805, 554166, 570465, 615740, 646527, 760620, 862036, 923610, 1077545, 1108332, 1140930, 1293054, 1385415, 1847220, 1939581, 2155090, 2281860, 2586108, 2770830, 3232635, 3879162, 4310180, 5541660, 6465270, 7758324, 9697905, 12930540, 19395810, 38791620]

約数ペア:

[(1, 38791620), (2, 19395810), (3, 12930540), (4, 9697905), (5, 7758324), (6, 6465270), (7, 5541660), (9, 4310180), (10, 3879162), (12, 3232635), (14, 2770830), (15, 2586108), (17, 2281860), (18, 2155090), (20, 1939581), (21, 1847220), (28, 1385415), (30, 1293054), (34, 1140930), (35, 1108332), (36, 1077545), (42, 923610), (45, 862036), (51, 760620), (60, 646527), (63, 615740), (68, 570465), (70, 554166), (84, 461805), (85, 456372), (90, 431018), (102, 380310), (105, 369444), (119, 325980), (126, 307870), (140, 277083), (153, 253540), (170, 228186), (180, 215509), (204, 190155), (210, 184722), (238, 162990), (252, 153935), (255, 152124), (306, 126770), (315, 123148), (340, 114093), (357, 108660), (420, 92361), (476, 81495), (510, 76062), (595, 65196), (612, 63385), (630, 61574), (714, 54330), (765, 50708), (1020, 38031), (1071, 36220), (1190, 32598), (1260, 30787), (1428, 27165), (1530, 25354), (1785, 21732), (1811, 21420), (2142, 18110), (2380, 16299), (3060, 12677), (3570, 10866), (3622, 10710), (4284, 9055), (5355, 7244), (5433, 7140)]