18201231390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{173}}^1\times {\mathrm{3079}}^1$

素因数の和:3346

約数の個数: 128

約数和(自身を含む): 47229557760

約数和(自身を除く): 29028326370

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 67, 85, 102, 134, 170, 173, 201, 255, 335, 346, 402, 510, 519, 670, 865, 1005, 1038, 1139, 1730, 2010, 2278, 2595, 2941, 3079, 3417, 5190, 5695, 5882, 6158, 6834, 8823, 9237, 11390, 11591, 14705, 15395, 17085, 17646, 18474, 23182, 29410, 30790, 34170, 34773, 44115, 46185, 52343, 57955, 69546, 88230, 92370, 104686, 115910, 157029, 173865, 197047, 206293, 261715, 314058, 347730, 394094, 412586, 523430, 532667, 591141, 618879, 785145, 985235, 1031465, 1065334, 1182282, 1237758, 1570290, 1598001, 1970470, 2062930, 2663335, 2955705, 3094395, 3196002, 3506981, 5326670, 5911410, 6188790, 7013962, 7990005, 9055339, 10520943, 15980010, 17534905, 18110678, 21041886, 27166017, 35069810, 35688689, 45276695, 52604715, 54332034, 71377378, 90553390, 105209430, 107066067, 135830085, 178443445, 214132134, 271660170, 356886890, 535330335, 606707713, 1070660670, 1213415426, 1820123139, 3033538565, 3640246278, 6067077130, 9100615695, 18201231390]

約数ペア:

[(1, 18201231390), (2, 9100615695), (3, 6067077130), (5, 3640246278), (6, 3033538565), (10, 1820123139), (15, 1213415426), (17, 1070660670), (30, 606707713), (34, 535330335), (51, 356886890), (67, 271660170), (85, 214132134), (102, 178443445), (134, 135830085), (170, 107066067), (173, 105209430), (201, 90553390), (255, 71377378), (335, 54332034), (346, 52604715), (402, 45276695), (510, 35688689), (519, 35069810), (670, 27166017), (865, 21041886), (1005, 18110678), (1038, 17534905), (1139, 15980010), (1730, 10520943), (2010, 9055339), (2278, 7990005), (2595, 7013962), (2941, 6188790), (3079, 5911410), (3417, 5326670), (5190, 3506981), (5695, 3196002), (5882, 3094395), (6158, 2955705), (6834, 2663335), (8823, 2062930), (9237, 1970470), (11390, 1598001), (11591, 1570290), (14705, 1237758), (15395, 1182282), (17085, 1065334), (17646, 1031465), (18474, 985235), (23182, 785145), (29410, 618879), (30790, 591141), (34170, 532667), (34773, 523430), (44115, 412586), (46185, 394094), (52343, 347730), (57955, 314058), (69546, 261715), (88230, 206293), (92370, 197047), (104686, 173865), (115910, 157029)]