31230870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1$

素因数の和:350

約数の個数: 128

約数和(自身を含む): 91445760

約数和(自身を除く): 60214890

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 17, 19, 22, 30, 33, 34, 38, 51, 55, 57, 66, 85, 95, 102, 110, 114, 165, 170, 187, 190, 209, 255, 285, 293, 323, 330, 374, 418, 510, 561, 570, 586, 627, 646, 879, 935, 969, 1045, 1122, 1254, 1465, 1615, 1758, 1870, 1938, 2090, 2805, 2930, 3135, 3223, 3230, 3553, 4395, 4845, 4981, 5567, 5610, 6270, 6446, 7106, 8790, 9669, 9690, 9962, 10659, 11134, 14943, 16115, 16701, 17765, 19338, 21318, 24905, 27835, 29886, 32230, 33402, 35530, 48345, 49810, 53295, 54791, 55670, 61237, 74715, 83505, 94639, 96690, 106590, 109582, 122474, 149430, 164373, 167010, 183711, 189278, 273955, 283917, 306185, 328746, 367422, 473195, 547910, 567834, 612370, 821865, 918555, 946390, 1041029, 1419585, 1643730, 1837110, 2082058, 2839170, 3123087, 5205145, 6246174, 10410290, 15615435, 31230870]

約数ペア:

[(1, 31230870), (2, 15615435), (3, 10410290), (5, 6246174), (6, 5205145), (10, 3123087), (11, 2839170), (15, 2082058), (17, 1837110), (19, 1643730), (22, 1419585), (30, 1041029), (33, 946390), (34, 918555), (38, 821865), (51, 612370), (55, 567834), (57, 547910), (66, 473195), (85, 367422), (95, 328746), (102, 306185), (110, 283917), (114, 273955), (165, 189278), (170, 183711), (187, 167010), (190, 164373), (209, 149430), (255, 122474), (285, 109582), (293, 106590), (323, 96690), (330, 94639), (374, 83505), (418, 74715), (510, 61237), (561, 55670), (570, 54791), (586, 53295), (627, 49810), (646, 48345), (879, 35530), (935, 33402), (969, 32230), (1045, 29886), (1122, 27835), (1254, 24905), (1465, 21318), (1615, 19338), (1758, 17765), (1870, 16701), (1938, 16115), (2090, 14943), (2805, 11134), (2930, 10659), (3135, 9962), (3223, 9690), (3230, 9669), (3553, 8790), (4395, 7106), (4845, 6446), (4981, 6270), (5567, 5610)]