1990104570

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{353}}^1\times {\mathrm{1693}}^1$

素因数の和:2096

約数の個数: 96

約数和(自身を含む): 5332318992

約数和(自身を除く): 3342214422

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 37, 45, 74, 90, 111, 185, 222, 333, 353, 370, 555, 666, 706, 1059, 1110, 1665, 1693, 1765, 2118, 3177, 3330, 3386, 3530, 5079, 5295, 6354, 8465, 10158, 10590, 13061, 15237, 15885, 16930, 25395, 26122, 30474, 31770, 39183, 50790, 62641, 65305, 76185, 78366, 117549, 125282, 130610, 152370, 187923, 195915, 235098, 313205, 375846, 391830, 563769, 587745, 597629, 626410, 939615, 1127538, 1175490, 1195258, 1792887, 1879230, 2818845, 2988145, 3585774, 5378661, 5637690, 5976290, 8964435, 10757322, 17928870, 22112273, 26893305, 44224546, 53786610, 66336819, 110561365, 132673638, 199010457, 221122730, 331684095, 398020914, 663368190, 995052285, 1990104570]

約数ペア:

[(1, 1990104570), (2, 995052285), (3, 663368190), (5, 398020914), (6, 331684095), (9, 221122730), (10, 199010457), (15, 132673638), (18, 110561365), (30, 66336819), (37, 53786610), (45, 44224546), (74, 26893305), (90, 22112273), (111, 17928870), (185, 10757322), (222, 8964435), (333, 5976290), (353, 5637690), (370, 5378661), (555, 3585774), (666, 2988145), (706, 2818845), (1059, 1879230), (1110, 1792887), (1665, 1195258), (1693, 1175490), (1765, 1127538), (2118, 939615), (3177, 626410), (3330, 597629), (3386, 587745), (3530, 563769), (5079, 391830), (5295, 375846), (6354, 313205), (8465, 235098), (10158, 195915), (10590, 187923), (13061, 152370), (15237, 130610), (15885, 125282), (16930, 117549), (25395, 78366), (26122, 76185), (30474, 65305), (31770, 62641), (39183, 50790)]