68874390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{43}}^1$

素因数の和:143

約数の個数: 144

約数和(自身を含む): 202810608

約数和(自身を除く): 133936218

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 37, 39, 43, 45, 65, 74, 78, 86, 90, 111, 117, 129, 130, 185, 195, 215, 222, 234, 258, 333, 370, 387, 390, 430, 481, 555, 559, 585, 645, 666, 774, 962, 1110, 1118, 1170, 1290, 1369, 1443, 1591, 1665, 1677, 1935, 2405, 2738, 2795, 2886, 3182, 3330, 3354, 3870, 4107, 4329, 4773, 4810, 5031, 5590, 6845, 7215, 7955, 8214, 8385, 8658, 9546, 10062, 12321, 13690, 14319, 14430, 15910, 16770, 17797, 20535, 20683, 21645, 23865, 24642, 25155, 28638, 35594, 41070, 41366, 43290, 47730, 50310, 53391, 58867, 61605, 62049, 71595, 88985, 103415, 106782, 117734, 123210, 124098, 143190, 160173, 176601, 177970, 186147, 206830, 266955, 294335, 310245, 320346, 353202, 372294, 529803, 533910, 588670, 620490, 765271, 800865, 883005, 930735, 1059606, 1530542, 1601730, 1766010, 1861470, 2295813, 2649015, 3826355, 4591626, 5298030, 6887439, 7652710, 11479065, 13774878, 22958130, 34437195, 68874390]

約数ペア:

[(1, 68874390), (2, 34437195), (3, 22958130), (5, 13774878), (6, 11479065), (9, 7652710), (10, 6887439), (13, 5298030), (15, 4591626), (18, 3826355), (26, 2649015), (30, 2295813), (37, 1861470), (39, 1766010), (43, 1601730), (45, 1530542), (65, 1059606), (74, 930735), (78, 883005), (86, 800865), (90, 765271), (111, 620490), (117, 588670), (129, 533910), (130, 529803), (185, 372294), (195, 353202), (215, 320346), (222, 310245), (234, 294335), (258, 266955), (333, 206830), (370, 186147), (387, 177970), (390, 176601), (430, 160173), (481, 143190), (555, 124098), (559, 123210), (585, 117734), (645, 106782), (666, 103415), (774, 88985), (962, 71595), (1110, 62049), (1118, 61605), (1170, 58867), (1290, 53391), (1369, 50310), (1443, 47730), (1591, 43290), (1665, 41366), (1677, 41070), (1935, 35594), (2405, 28638), (2738, 25155), (2795, 24642), (2886, 23865), (3182, 21645), (3330, 20683), (3354, 20535), (3870, 17797), (4107, 16770), (4329, 15910), (4773, 14430), (4810, 14319), (5031, 13690), (5590, 12321), (6845, 10062), (7215, 9546), (7955, 8658), (8214, 8385)]