418557040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{229}}^1$

素因数の和:351

約数の個数: 160

約数和(自身を含む): 1117071360

約数和(自身を除く): 698514320

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 67, 80, 88, 110, 124, 134, 155, 176, 220, 229, 248, 268, 310, 335, 341, 440, 458, 496, 536, 620, 670, 682, 737, 880, 916, 1072, 1145, 1240, 1340, 1364, 1474, 1705, 1832, 2077, 2290, 2480, 2519, 2680, 2728, 2948, 3410, 3664, 3685, 4154, 4580, 5038, 5360, 5456, 5896, 6820, 7099, 7370, 8308, 9160, 10076, 10385, 11792, 12595, 13640, 14198, 14740, 15343, 16616, 18320, 20152, 20770, 22847, 25190, 27280, 28396, 29480, 30686, 33232, 35495, 40304, 41540, 45694, 50380, 56792, 58960, 61372, 70990, 76715, 78089, 83080, 91388, 100760, 113584, 114235, 122744, 141980, 153430, 156178, 166160, 168773, 182776, 201520, 228470, 245488, 283960, 306860, 312356, 337546, 365552, 390445, 456940, 475633, 567920, 613720, 624712, 675092, 780890, 843865, 913880, 951266, 1227440, 1249424, 1350184, 1561780, 1687730, 1827760, 1902532, 2378165, 2700368, 3123560, 3375460, 3805064, 4756330, 5231963, 6247120, 6750920, 7610128, 9512660, 10463926, 13501840, 19025320, 20927852, 26159815, 38050640, 41855704, 52319630, 83711408, 104639260, 209278520, 418557040]

約数ペア:

[(1, 418557040), (2, 209278520), (4, 104639260), (5, 83711408), (8, 52319630), (10, 41855704), (11, 38050640), (16, 26159815), (20, 20927852), (22, 19025320), (31, 13501840), (40, 10463926), (44, 9512660), (55, 7610128), (62, 6750920), (67, 6247120), (80, 5231963), (88, 4756330), (110, 3805064), (124, 3375460), (134, 3123560), (155, 2700368), (176, 2378165), (220, 1902532), (229, 1827760), (248, 1687730), (268, 1561780), (310, 1350184), (335, 1249424), (341, 1227440), (440, 951266), (458, 913880), (496, 843865), (536, 780890), (620, 675092), (670, 624712), (682, 613720), (737, 567920), (880, 475633), (916, 456940), (1072, 390445), (1145, 365552), (1240, 337546), (1340, 312356), (1364, 306860), (1474, 283960), (1705, 245488), (1832, 228470), (2077, 201520), (2290, 182776), (2480, 168773), (2519, 166160), (2680, 156178), (2728, 153430), (2948, 141980), (3410, 122744), (3664, 114235), (3685, 113584), (4154, 100760), (4580, 91388), (5038, 83080), (5360, 78089), (5456, 76715), (5896, 70990), (6820, 61372), (7099, 58960), (7370, 56792), (8308, 50380), (9160, 45694), (10076, 41540), (10385, 40304), (11792, 35495), (12595, 33232), (13640, 30686), (14198, 29480), (14740, 28396), (15343, 27280), (16616, 25190), (18320, 22847), (20152, 20770)]