19660148820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{8461}}^1$

素因数の和:8823

約数の個数: 192

約数和(自身を含む): 66076711680

約数和(自身を除く): 46416562860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 90, 108, 117, 130, 135, 156, 180, 195, 234, 260, 270, 331, 351, 390, 468, 540, 585, 662, 702, 780, 993, 1170, 1324, 1404, 1655, 1755, 1986, 2340, 2979, 3310, 3510, 3972, 4303, 4965, 5958, 6620, 7020, 8461, 8606, 8937, 9930, 11916, 12909, 14895, 16922, 17212, 17874, 19860, 21515, 25383, 25818, 29790, 33844, 35748, 38727, 42305, 43030, 44685, 50766, 51636, 59580, 64545, 76149, 77454, 84610, 86060, 89370, 101532, 109993, 116181, 126915, 129090, 152298, 154908, 169220, 178740, 193635, 219986, 228447, 232362, 253830, 258180, 304596, 329979, 380745, 387270, 439972, 456894, 464724, 507660, 549965, 580905, 659958, 761490, 774540, 913788, 989937, 1099930, 1142235, 1161810, 1319916, 1522980, 1649895, 1979874, 2199860, 2284470, 2323620, 2800591, 2969811, 3299790, 3959748, 4568940, 4949685, 5601182, 5939622, 6599580, 8401773, 9899370, 11202364, 11879244, 14002955, 14849055, 16803546, 19798740, 25205319, 28005910, 29698110, 33607092, 36407683, 42008865, 50410638, 56011820, 59396220, 72815366, 75615957, 84017730, 100821276, 109223049, 126026595, 145630732, 151231914, 168035460, 182038415, 218446098, 252053190, 302463828, 327669147, 364076830, 378079785, 436892196, 504106380, 546115245, 655338294, 728153660, 756159570, 983007441, 1092230490, 1310676588, 1512319140, 1638345735, 1966014882, 2184460980, 3276691470, 3932029764, 4915037205, 6553382940, 9830074410, 19660148820]

約数ペア:

[(1, 19660148820), (2, 9830074410), (3, 6553382940), (4, 4915037205), (5, 3932029764), (6, 3276691470), (9, 2184460980), (10, 1966014882), (12, 1638345735), (13, 1512319140), (15, 1310676588), (18, 1092230490), (20, 983007441), (26, 756159570), (27, 728153660), (30, 655338294), (36, 546115245), (39, 504106380), (45, 436892196), (52, 378079785), (54, 364076830), (60, 327669147), (65, 302463828), (78, 252053190), (90, 218446098), (108, 182038415), (117, 168035460), (130, 151231914), (135, 145630732), (156, 126026595), (180, 109223049), (195, 100821276), (234, 84017730), (260, 75615957), (270, 72815366), (331, 59396220), (351, 56011820), (390, 50410638), (468, 42008865), (540, 36407683), (585, 33607092), (662, 29698110), (702, 28005910), (780, 25205319), (993, 19798740), (1170, 16803546), (1324, 14849055), (1404, 14002955), (1655, 11879244), (1755, 11202364), (1986, 9899370), (2340, 8401773), (2979, 6599580), (3310, 5939622), (3510, 5601182), (3972, 4949685), (4303, 4568940), (4965, 3959748), (5958, 3299790), (6620, 2969811), (7020, 2800591), (8461, 2323620), (8606, 2284470), (8937, 2199860), (9930, 1979874), (11916, 1649895), (12909, 1522980), (14895, 1319916), (16922, 1161810), (17212, 1142235), (17874, 1099930), (19860, 989937), (21515, 913788), (25383, 774540), (25818, 761490), (29790, 659958), (33844, 580905), (35748, 549965), (38727, 507660), (42305, 464724), (43030, 456894), (44685, 439972), (50766, 387270), (51636, 380745), (59580, 329979), (64545, 304596), (76149, 258180), (77454, 253830), (84610, 232362), (86060, 228447), (89370, 219986), (101532, 193635), (109993, 178740), (116181, 169220), (126915, 154908), (129090, 152298)]