179982280

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{839}}^1$

素因数の和:1054

約数の個数: 64

約数和(自身を含む): 420940800

約数和(自身を除く): 240958520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 173, 248, 310, 346, 620, 692, 839, 865, 1240, 1384, 1678, 1730, 3356, 3460, 4195, 5363, 6712, 6920, 8390, 10726, 16780, 21452, 26009, 26815, 33560, 42904, 52018, 53630, 104036, 107260, 130045, 145147, 208072, 214520, 260090, 290294, 520180, 580588, 725735, 1040360, 1161176, 1451470, 2902940, 4499557, 5805880, 8999114, 17998228, 22497785, 35996456, 44995570, 89991140, 179982280]

約数ペア:

[(1, 179982280), (2, 89991140), (4, 44995570), (5, 35996456), (8, 22497785), (10, 17998228), (20, 8999114), (31, 5805880), (40, 4499557), (62, 2902940), (124, 1451470), (155, 1161176), (173, 1040360), (248, 725735), (310, 580588), (346, 520180), (620, 290294), (692, 260090), (839, 214520), (865, 208072), (1240, 145147), (1384, 130045), (1678, 107260), (1730, 104036), (3356, 53630), (3460, 52018), (4195, 42904), (5363, 33560), (6712, 26815), (6920, 26009), (8390, 21452), (10726, 16780)]