2018127690

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{373}}^1\times {\mathrm{691}}^1$

素因数の和:1109

約数の個数: 128

約数和(自身を含む): 5590252800

約数和(自身を除く): 3572125110

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 29, 30, 45, 54, 58, 87, 90, 135, 145, 174, 261, 270, 290, 373, 435, 522, 691, 746, 783, 870, 1119, 1305, 1382, 1566, 1865, 2073, 2238, 2610, 3357, 3455, 3730, 3915, 4146, 5595, 6219, 6714, 6910, 7830, 10071, 10365, 10817, 11190, 12438, 16785, 18657, 20039, 20142, 20730, 21634, 31095, 32451, 33570, 37314, 40078, 50355, 54085, 60117, 62190, 64902, 93285, 97353, 100195, 100710, 108170, 120234, 162255, 180351, 186570, 194706, 200390, 257743, 292059, 300585, 324510, 360702, 486765, 515486, 541053, 584118, 601170, 773229, 901755, 973530, 1082106, 1288715, 1460295, 1546458, 1803510, 2319687, 2577430, 2705265, 2920590, 3866145, 4639374, 5410530, 6959061, 7474547, 7732290, 11598435, 13918122, 14949094, 22423641, 23196870, 34795305, 37372735, 44847282, 67270923, 69590610, 74745470, 112118205, 134541846, 201812769, 224236410, 336354615, 403625538, 672709230, 1009063845, 2018127690]

約数ペア:

[(1, 2018127690), (2, 1009063845), (3, 672709230), (5, 403625538), (6, 336354615), (9, 224236410), (10, 201812769), (15, 134541846), (18, 112118205), (27, 74745470), (29, 69590610), (30, 67270923), (45, 44847282), (54, 37372735), (58, 34795305), (87, 23196870), (90, 22423641), (135, 14949094), (145, 13918122), (174, 11598435), (261, 7732290), (270, 7474547), (290, 6959061), (373, 5410530), (435, 4639374), (522, 3866145), (691, 2920590), (746, 2705265), (783, 2577430), (870, 2319687), (1119, 1803510), (1305, 1546458), (1382, 1460295), (1566, 1288715), (1865, 1082106), (2073, 973530), (2238, 901755), (2610, 773229), (3357, 601170), (3455, 584118), (3730, 541053), (3915, 515486), (4146, 486765), (5595, 360702), (6219, 324510), (6714, 300585), (6910, 292059), (7830, 257743), (10071, 200390), (10365, 194706), (10817, 186570), (11190, 180351), (12438, 162255), (16785, 120234), (18657, 108170), (20039, 100710), (20142, 100195), (20730, 97353), (21634, 93285), (31095, 64902), (32451, 62190), (33570, 60117), (37314, 54085), (40078, 50355)]