31149690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:224

約数の個数: 128

約数和(自身を含む): 90139392

約数和(自身を除く): 58989702

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 26, 30, 33, 39, 53, 55, 65, 66, 78, 106, 110, 130, 137, 143, 159, 165, 195, 265, 274, 286, 318, 330, 390, 411, 429, 530, 583, 685, 689, 715, 795, 822, 858, 1166, 1370, 1378, 1430, 1507, 1590, 1749, 1781, 2055, 2067, 2145, 2915, 3014, 3445, 3498, 3562, 4110, 4134, 4290, 4521, 5343, 5830, 6890, 7261, 7535, 7579, 8745, 8905, 9042, 10335, 10686, 14522, 15070, 15158, 17490, 17810, 19591, 20670, 21783, 22605, 22737, 26715, 36305, 37895, 39182, 43566, 45210, 45474, 53430, 58773, 72610, 75790, 79871, 94393, 97955, 108915, 113685, 117546, 159742, 188786, 195910, 217830, 227370, 239613, 283179, 293865, 399355, 471965, 479226, 566358, 587730, 798710, 943930, 1038323, 1198065, 1415895, 2076646, 2396130, 2831790, 3114969, 5191615, 6229938, 10383230, 15574845, 31149690]

約数ペア:

[(1, 31149690), (2, 15574845), (3, 10383230), (5, 6229938), (6, 5191615), (10, 3114969), (11, 2831790), (13, 2396130), (15, 2076646), (22, 1415895), (26, 1198065), (30, 1038323), (33, 943930), (39, 798710), (53, 587730), (55, 566358), (65, 479226), (66, 471965), (78, 399355), (106, 293865), (110, 283179), (130, 239613), (137, 227370), (143, 217830), (159, 195910), (165, 188786), (195, 159742), (265, 117546), (274, 113685), (286, 108915), (318, 97955), (330, 94393), (390, 79871), (411, 75790), (429, 72610), (530, 58773), (583, 53430), (685, 45474), (689, 45210), (715, 43566), (795, 39182), (822, 37895), (858, 36305), (1166, 26715), (1370, 22737), (1378, 22605), (1430, 21783), (1507, 20670), (1590, 19591), (1749, 17810), (1781, 17490), (2055, 15158), (2067, 15070), (2145, 14522), (2915, 10686), (3014, 10335), (3445, 9042), (3498, 8905), (3562, 8745), (4110, 7579), (4134, 7535), (4290, 7261), (4521, 6890), (5343, 5830)]