54106780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:204

約数の個数: 144

約数和(自身を含む): 148006656

約数和(自身を除く): 93899876

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 31, 35, 49, 52, 62, 65, 70, 91, 98, 124, 130, 137, 140, 155, 182, 196, 217, 245, 260, 274, 310, 364, 403, 434, 455, 490, 548, 620, 637, 685, 806, 868, 910, 959, 980, 1085, 1274, 1370, 1519, 1612, 1781, 1820, 1918, 2015, 2170, 2548, 2740, 2821, 3038, 3185, 3562, 3836, 4030, 4247, 4340, 4795, 5642, 6076, 6370, 6713, 7124, 7595, 8060, 8494, 8905, 9590, 11284, 12467, 12740, 13426, 14105, 15190, 16988, 17810, 19180, 19747, 21235, 24934, 26852, 28210, 29729, 30380, 33565, 35620, 39494, 42470, 49868, 55211, 56420, 59458, 62335, 67130, 78988, 84940, 87269, 98735, 110422, 118916, 124670, 134260, 148645, 174538, 197470, 208103, 220844, 249340, 276055, 297290, 349076, 386477, 394940, 416206, 436345, 552110, 594580, 772954, 832412, 872690, 1040515, 1104220, 1545908, 1745380, 1932385, 2081030, 2705339, 3864770, 4162060, 5410678, 7729540, 10821356, 13526695, 27053390, 54106780]

約数ペア:

[(1, 54106780), (2, 27053390), (4, 13526695), (5, 10821356), (7, 7729540), (10, 5410678), (13, 4162060), (14, 3864770), (20, 2705339), (26, 2081030), (28, 1932385), (31, 1745380), (35, 1545908), (49, 1104220), (52, 1040515), (62, 872690), (65, 832412), (70, 772954), (91, 594580), (98, 552110), (124, 436345), (130, 416206), (137, 394940), (140, 386477), (155, 349076), (182, 297290), (196, 276055), (217, 249340), (245, 220844), (260, 208103), (274, 197470), (310, 174538), (364, 148645), (403, 134260), (434, 124670), (455, 118916), (490, 110422), (548, 98735), (620, 87269), (637, 84940), (685, 78988), (806, 67130), (868, 62335), (910, 59458), (959, 56420), (980, 55211), (1085, 49868), (1274, 42470), (1370, 39494), (1519, 35620), (1612, 33565), (1781, 30380), (1820, 29729), (1918, 28210), (2015, 26852), (2170, 24934), (2548, 21235), (2740, 19747), (2821, 19180), (3038, 17810), (3185, 16988), (3562, 15190), (3836, 14105), (4030, 13426), (4247, 12740), (4340, 12467), (4795, 11284), (5642, 9590), (6076, 8905), (6370, 8494), (6713, 8060), (7124, 7595)]