290138940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17713}}^1$

素因数の和:17748

約数の個数: 144

約数和(自身を含む): 1083246528

約数和(自身を除く): 793107588

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 4095, 5460, 8190, 16380, 17713, 35426, 53139, 70852, 88565, 106278, 123991, 159417, 177130, 212556, 230269, 247982, 265695, 318834, 354260, 371973, 460538, 495964, 531390, 619955, 637668, 690807, 743946, 797085, 921076, 1062780, 1115919, 1151345, 1239910, 1381614, 1487892, 1594170, 1611883, 1859865, 2072421, 2231838, 2302690, 2479820, 2763228, 3188340, 3223766, 3454035, 3719730, 4144842, 4463676, 4605380, 4835649, 5579595, 6447532, 6908070, 7439460, 8059415, 8289684, 9671298, 10362105, 11159190, 13816140, 14506947, 16118830, 19342596, 20724210, 22318380, 24178245, 29013894, 32237660, 41448420, 48356490, 58027788, 72534735, 96712980, 145069470, 290138940]

約数ペア:

[(1, 290138940), (2, 145069470), (3, 96712980), (4, 72534735), (5, 58027788), (6, 48356490), (7, 41448420), (9, 32237660), (10, 29013894), (12, 24178245), (13, 22318380), (14, 20724210), (15, 19342596), (18, 16118830), (20, 14506947), (21, 13816140), (26, 11159190), (28, 10362105), (30, 9671298), (35, 8289684), (36, 8059415), (39, 7439460), (42, 6908070), (45, 6447532), (52, 5579595), (60, 4835649), (63, 4605380), (65, 4463676), (70, 4144842), (78, 3719730), (84, 3454035), (90, 3223766), (91, 3188340), (105, 2763228), (117, 2479820), (126, 2302690), (130, 2231838), (140, 2072421), (156, 1859865), (180, 1611883), (182, 1594170), (195, 1487892), (210, 1381614), (234, 1239910), (252, 1151345), (260, 1115919), (273, 1062780), (315, 921076), (364, 797085), (390, 743946), (420, 690807), (455, 637668), (468, 619955), (546, 531390), (585, 495964), (630, 460538), (780, 371973), (819, 354260), (910, 318834), (1092, 265695), (1170, 247982), (1260, 230269), (1365, 212556), (1638, 177130), (1820, 159417), (2340, 123991), (2730, 106278), (3276, 88565), (4095, 70852), (5460, 53139), (8190, 35426), (16380, 17713)]