20565558900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{193}}^1\times {\mathrm{197}}^1\times {\mathrm{601}}^1$

素因数の和:1011

約数の個数: 216

約数和(自身を含む): 65232871704

約数和(自身を除く): 44667312804

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 193, 197, 225, 300, 386, 394, 450, 579, 591, 601, 772, 788, 900, 965, 985, 1158, 1182, 1202, 1737, 1773, 1803, 1930, 1970, 2316, 2364, 2404, 2895, 2955, 3005, 3474, 3546, 3606, 3860, 3940, 4825, 4925, 5409, 5790, 5910, 6010, 6948, 7092, 7212, 8685, 8865, 9015, 9650, 9850, 10818, 11580, 11820, 12020, 14475, 14775, 15025, 17370, 17730, 18030, 19300, 19700, 21636, 27045, 28950, 29550, 30050, 34740, 35460, 36060, 38021, 43425, 44325, 45075, 54090, 57900, 59100, 60100, 76042, 86850, 88650, 90150, 108180, 114063, 115993, 118397, 135225, 152084, 173700, 177300, 180300, 190105, 228126, 231986, 236794, 270450, 342189, 347979, 355191, 380210, 456252, 463972, 473588, 540900, 570315, 579965, 591985, 684378, 695958, 710382, 760420, 950525, 1043937, 1065573, 1140630, 1159930, 1183970, 1368756, 1391916, 1420764, 1710945, 1739895, 1775955, 1901050, 2087874, 2131146, 2281260, 2319860, 2367940, 2851575, 2899825, 2959925, 3421890, 3479790, 3551910, 3802100, 4175748, 4262292, 5219685, 5327865, 5703150, 5799650, 5919850, 6843780, 6959580, 7103820, 8554725, 8699475, 8879775, 10439370, 10655730, 11406300, 11599300, 11839700, 17109450, 17398950, 17759550, 20878740, 21311460, 22850621, 26098425, 26639325, 34218900, 34797900, 35519100, 45701242, 52196850, 53278650, 68551863, 91402484, 104393700, 106557300, 114253105, 137103726, 205655589, 228506210, 274207452, 342759315, 411311178, 457012420, 571265525, 685518630, 822622356, 1028277945, 1142531050, 1371037260, 1713796575, 2056555890, 2285062100, 3427593150, 4113111780, 5141389725, 6855186300, 10282779450, 20565558900]

約数ペア:

[(1, 20565558900), (2, 10282779450), (3, 6855186300), (4, 5141389725), (5, 4113111780), (6, 3427593150), (9, 2285062100), (10, 2056555890), (12, 1713796575), (15, 1371037260), (18, 1142531050), (20, 1028277945), (25, 822622356), (30, 685518630), (36, 571265525), (45, 457012420), (50, 411311178), (60, 342759315), (75, 274207452), (90, 228506210), (100, 205655589), (150, 137103726), (180, 114253105), (193, 106557300), (197, 104393700), (225, 91402484), (300, 68551863), (386, 53278650), (394, 52196850), (450, 45701242), (579, 35519100), (591, 34797900), (601, 34218900), (772, 26639325), (788, 26098425), (900, 22850621), (965, 21311460), (985, 20878740), (1158, 17759550), (1182, 17398950), (1202, 17109450), (1737, 11839700), (1773, 11599300), (1803, 11406300), (1930, 10655730), (1970, 10439370), (2316, 8879775), (2364, 8699475), (2404, 8554725), (2895, 7103820), (2955, 6959580), (3005, 6843780), (3474, 5919850), (3546, 5799650), (3606, 5703150), (3860, 5327865), (3940, 5219685), (4825, 4262292), (4925, 4175748), (5409, 3802100), (5790, 3551910), (5910, 3479790), (6010, 3421890), (6948, 2959925), (7092, 2899825), (7212, 2851575), (8685, 2367940), (8865, 2319860), (9015, 2281260), (9650, 2131146), (9850, 2087874), (10818, 1901050), (11580, 1775955), (11820, 1739895), (12020, 1710945), (14475, 1420764), (14775, 1391916), (15025, 1368756), (17370, 1183970), (17730, 1159930), (18030, 1140630), (19300, 1065573), (19700, 1043937), (21636, 950525), (27045, 760420), (28950, 710382), (29550, 695958), (30050, 684378), (34740, 591985), (35460, 579965), (36060, 570315), (38021, 540900), (43425, 473588), (44325, 463972), (45075, 456252), (54090, 380210), (57900, 355191), (59100, 347979), (60100, 342189), (76042, 270450), (86850, 236794), (88650, 231986), (90150, 228126), (108180, 190105), (114063, 180300), (115993, 177300), (118397, 173700), (135225, 152084)]