175042980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{138923}}^1$

素因数の和:138945

約数の個数: 72

約数和(自身を含む): 606820032

約数和(自身を除く): 431777052

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, 180, 210, 252, 315, 420, 630, 1260, 138923, 277846, 416769, 555692, 694615, 833538, 972461, 1250307, 1389230, 1667076, 1944922, 2083845, 2500614, 2778460, 2917383, 3889844, 4167690, 4862305, 5001228, 5834766, 6251535, 8335380, 8752149, 9724610, 11669532, 12503070, 14586915, 17504298, 19449220, 25006140, 29173830, 35008596, 43760745, 58347660, 87521490, 175042980]

約数ペア:

[(1, 175042980), (2, 87521490), (3, 58347660), (4, 43760745), (5, 35008596), (6, 29173830), (7, 25006140), (9, 19449220), (10, 17504298), (12, 14586915), (14, 12503070), (15, 11669532), (18, 9724610), (20, 8752149), (21, 8335380), (28, 6251535), (30, 5834766), (35, 5001228), (36, 4862305), (42, 4167690), (45, 3889844), (60, 2917383), (63, 2778460), (70, 2500614), (84, 2083845), (90, 1944922), (105, 1667076), (126, 1389230), (140, 1250307), (180, 972461), (210, 833538), (252, 694615), (315, 555692), (420, 416769), (630, 277846), (1260, 138923)]