31810230

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{1223}}^1$

素因数の和:1270

約数の個数: 72

約数和(自身を含む): 87929712

約数和(自身を除く): 56119482

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 85, 90, 102, 153, 170, 255, 289, 306, 510, 578, 765, 867, 1223, 1445, 1530, 1734, 2446, 2601, 2890, 3669, 4335, 5202, 6115, 7338, 8670, 11007, 12230, 13005, 18345, 20791, 22014, 26010, 36690, 41582, 55035, 62373, 103955, 110070, 124746, 187119, 207910, 311865, 353447, 374238, 623730, 706894, 935595, 1060341, 1767235, 1871190, 2120682, 3181023, 3534470, 5301705, 6362046, 10603410, 15905115, 31810230]

約数ペア:

[(1, 31810230), (2, 15905115), (3, 10603410), (5, 6362046), (6, 5301705), (9, 3534470), (10, 3181023), (15, 2120682), (17, 1871190), (18, 1767235), (30, 1060341), (34, 935595), (45, 706894), (51, 623730), (85, 374238), (90, 353447), (102, 311865), (153, 207910), (170, 187119), (255, 124746), (289, 110070), (306, 103955), (510, 62373), (578, 55035), (765, 41582), (867, 36690), (1223, 26010), (1445, 22014), (1530, 20791), (1734, 18345), (2446, 13005), (2601, 12230), (2890, 11007), (3669, 8670), (4335, 7338), (5202, 6115)]