171261540

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{131}}^1\times {\mathrm{269}}^1$

素因数の和:424

約数の個数: 144

約数和(自身を含む): 544864320

約数和(自身を除く): 373602780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 131, 135, 162, 180, 243, 262, 269, 270, 324, 393, 405, 486, 524, 538, 540, 655, 786, 807, 810, 972, 1076, 1179, 1215, 1310, 1345, 1572, 1614, 1620, 1965, 2358, 2421, 2430, 2620, 2690, 3228, 3537, 3930, 4035, 4716, 4842, 4860, 5380, 5895, 7074, 7263, 7860, 8070, 9684, 10611, 11790, 12105, 14148, 14526, 16140, 17685, 21222, 21789, 23580, 24210, 29052, 31833, 35239, 35370, 36315, 42444, 43578, 48420, 53055, 63666, 65367, 70478, 70740, 72630, 87156, 105717, 106110, 108945, 127332, 130734, 140956, 145260, 159165, 176195, 211434, 212220, 217890, 261468, 317151, 318330, 326835, 352390, 422868, 435780, 528585, 634302, 636660, 653670, 704780, 951453, 1057170, 1268604, 1307340, 1585755, 1902906, 2114340, 2854359, 3171510, 3805812, 4757265, 5708718, 6343020, 8563077, 9514530, 11417436, 14271795, 17126154, 19029060, 28543590, 34252308, 42815385, 57087180, 85630770, 171261540]

約数ペア:

[(1, 171261540), (2, 85630770), (3, 57087180), (4, 42815385), (5, 34252308), (6, 28543590), (9, 19029060), (10, 17126154), (12, 14271795), (15, 11417436), (18, 9514530), (20, 8563077), (27, 6343020), (30, 5708718), (36, 4757265), (45, 3805812), (54, 3171510), (60, 2854359), (81, 2114340), (90, 1902906), (108, 1585755), (131, 1307340), (135, 1268604), (162, 1057170), (180, 951453), (243, 704780), (262, 653670), (269, 636660), (270, 634302), (324, 528585), (393, 435780), (405, 422868), (486, 352390), (524, 326835), (538, 318330), (540, 317151), (655, 261468), (786, 217890), (807, 212220), (810, 211434), (972, 176195), (1076, 159165), (1179, 145260), (1215, 140956), (1310, 130734), (1345, 127332), (1572, 108945), (1614, 106110), (1620, 105717), (1965, 87156), (2358, 72630), (2421, 70740), (2430, 70478), (2620, 65367), (2690, 63666), (3228, 53055), (3537, 48420), (3930, 43578), (4035, 42444), (4716, 36315), (4842, 35370), (4860, 35239), (5380, 31833), (5895, 29052), (7074, 24210), (7263, 23580), (7860, 21789), (8070, 21222), (9684, 17685), (10611, 16140), (11790, 14526), (12105, 14148)]