1886311980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{4241}}^1$

素因数の和:4616

約数の個数: 144

約数和(自身を含む): 6559285824

約数和(自身を除く): 4672973844

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 353, 420, 630, 706, 1059, 1260, 1412, 1765, 2118, 2471, 3177, 3530, 4236, 4241, 4942, 5295, 6354, 7060, 7413, 8482, 9884, 10590, 12355, 12708, 12723, 14826, 15885, 16964, 21180, 21205, 22239, 24710, 25446, 29652, 29687, 31770, 37065, 38169, 42410, 44478, 49420, 50892, 59374, 63540, 63615, 74130, 76338, 84820, 88956, 89061, 111195, 118748, 127230, 148260, 148435, 152676, 178122, 190845, 222390, 254460, 267183, 296870, 356244, 381690, 444780, 445305, 534366, 593740, 763380, 890610, 1068732, 1335915, 1497073, 1781220, 2671830, 2994146, 4491219, 5343660, 5988292, 7485365, 8982438, 10479511, 13473657, 14970730, 17964876, 20959022, 22456095, 26947314, 29941460, 31438533, 41918044, 44912190, 52397555, 53894628, 62877066, 67368285, 89824380, 94315599, 104795110, 125754132, 134736570, 157192665, 188631198, 209590220, 269473140, 314385330, 377262396, 471577995, 628770660, 943155990, 1886311980]

約数ペア:

[(1, 1886311980), (2, 943155990), (3, 628770660), (4, 471577995), (5, 377262396), (6, 314385330), (7, 269473140), (9, 209590220), (10, 188631198), (12, 157192665), (14, 134736570), (15, 125754132), (18, 104795110), (20, 94315599), (21, 89824380), (28, 67368285), (30, 62877066), (35, 53894628), (36, 52397555), (42, 44912190), (45, 41918044), (60, 31438533), (63, 29941460), (70, 26947314), (84, 22456095), (90, 20959022), (105, 17964876), (126, 14970730), (140, 13473657), (180, 10479511), (210, 8982438), (252, 7485365), (315, 5988292), (353, 5343660), (420, 4491219), (630, 2994146), (706, 2671830), (1059, 1781220), (1260, 1497073), (1412, 1335915), (1765, 1068732), (2118, 890610), (2471, 763380), (3177, 593740), (3530, 534366), (4236, 445305), (4241, 444780), (4942, 381690), (5295, 356244), (6354, 296870), (7060, 267183), (7413, 254460), (8482, 222390), (9884, 190845), (10590, 178122), (12355, 152676), (12708, 148435), (12723, 148260), (14826, 127230), (15885, 118748), (16964, 111195), (21180, 89061), (21205, 88956), (22239, 84820), (24710, 76338), (25446, 74130), (29652, 63615), (29687, 63540), (31770, 59374), (37065, 50892), (38169, 49420), (42410, 44478)]