139725180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{641}}^1$

素因数の和:836

約数の個数: 144

約数和(自身を含む): 487940544

約数和(自身を除く): 348215364

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 173, 180, 210, 252, 315, 346, 420, 519, 630, 641, 692, 865, 1038, 1211, 1260, 1282, 1557, 1730, 1923, 2076, 2422, 2564, 2595, 3114, 3205, 3460, 3633, 3846, 4487, 4844, 5190, 5769, 6055, 6228, 6410, 7266, 7692, 7785, 8974, 9615, 10380, 10899, 11538, 12110, 12820, 13461, 14532, 15570, 17948, 18165, 19230, 21798, 22435, 23076, 24220, 26922, 28845, 31140, 36330, 38460, 40383, 43596, 44870, 53844, 54495, 57690, 67305, 72660, 80766, 89740, 108990, 110893, 115380, 134610, 161532, 201915, 217980, 221786, 269220, 332679, 403830, 443572, 554465, 665358, 776251, 807660, 998037, 1108930, 1330716, 1552502, 1663395, 1996074, 2217860, 2328753, 3105004, 3326790, 3881255, 3992148, 4657506, 4990185, 6653580, 6986259, 7762510, 9315012, 9980370, 11643765, 13972518, 15525020, 19960740, 23287530, 27945036, 34931295, 46575060, 69862590, 139725180]

約数ペア:

[(1, 139725180), (2, 69862590), (3, 46575060), (4, 34931295), (5, 27945036), (6, 23287530), (7, 19960740), (9, 15525020), (10, 13972518), (12, 11643765), (14, 9980370), (15, 9315012), (18, 7762510), (20, 6986259), (21, 6653580), (28, 4990185), (30, 4657506), (35, 3992148), (36, 3881255), (42, 3326790), (45, 3105004), (60, 2328753), (63, 2217860), (70, 1996074), (84, 1663395), (90, 1552502), (105, 1330716), (126, 1108930), (140, 998037), (173, 807660), (180, 776251), (210, 665358), (252, 554465), (315, 443572), (346, 403830), (420, 332679), (519, 269220), (630, 221786), (641, 217980), (692, 201915), (865, 161532), (1038, 134610), (1211, 115380), (1260, 110893), (1282, 108990), (1557, 89740), (1730, 80766), (1923, 72660), (2076, 67305), (2422, 57690), (2564, 54495), (2595, 53844), (3114, 44870), (3205, 43596), (3460, 40383), (3633, 38460), (3846, 36330), (4487, 31140), (4844, 28845), (5190, 26922), (5769, 24220), (6055, 23076), (6228, 22435), (6410, 21798), (7266, 19230), (7692, 18165), (7785, 17948), (8974, 15570), (9615, 14532), (10380, 13461), (10899, 12820), (11538, 12110)]