189941520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1$

素因数の和:353

約数の個数: 160

約数和(自身を含む): 612460800

約数和(自身を除く): 422519280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 41, 48, 60, 80, 82, 97, 120, 123, 164, 194, 199, 205, 240, 246, 291, 328, 388, 398, 410, 485, 492, 582, 597, 615, 656, 776, 796, 820, 970, 984, 995, 1164, 1194, 1230, 1455, 1552, 1592, 1640, 1940, 1968, 1990, 2328, 2388, 2460, 2910, 2985, 3184, 3280, 3880, 3977, 3980, 4656, 4776, 4920, 5820, 5970, 7760, 7954, 7960, 8159, 9552, 9840, 11640, 11931, 11940, 15908, 15920, 16318, 19303, 19885, 23280, 23862, 23880, 24477, 31816, 32636, 38606, 39770, 40795, 47724, 47760, 48954, 57909, 59655, 63632, 65272, 77212, 79540, 81590, 95448, 96515, 97908, 115818, 119310, 122385, 130544, 154424, 159080, 163180, 190896, 193030, 195816, 231636, 238620, 244770, 289545, 308848, 318160, 326360, 386060, 391632, 463272, 477240, 489540, 579090, 652720, 772120, 791423, 926544, 954480, 979080, 1158180, 1544240, 1582846, 1958160, 2316360, 2374269, 3165692, 3957115, 4632720, 4748538, 6331384, 7914230, 9497076, 11871345, 12662768, 15828460, 18994152, 23742690, 31656920, 37988304, 47485380, 63313840, 94970760, 189941520]

約数ペア:

[(1, 189941520), (2, 94970760), (3, 63313840), (4, 47485380), (5, 37988304), (6, 31656920), (8, 23742690), (10, 18994152), (12, 15828460), (15, 12662768), (16, 11871345), (20, 9497076), (24, 7914230), (30, 6331384), (40, 4748538), (41, 4632720), (48, 3957115), (60, 3165692), (80, 2374269), (82, 2316360), (97, 1958160), (120, 1582846), (123, 1544240), (164, 1158180), (194, 979080), (199, 954480), (205, 926544), (240, 791423), (246, 772120), (291, 652720), (328, 579090), (388, 489540), (398, 477240), (410, 463272), (485, 391632), (492, 386060), (582, 326360), (597, 318160), (615, 308848), (656, 289545), (776, 244770), (796, 238620), (820, 231636), (970, 195816), (984, 193030), (995, 190896), (1164, 163180), (1194, 159080), (1230, 154424), (1455, 130544), (1552, 122385), (1592, 119310), (1640, 115818), (1940, 97908), (1968, 96515), (1990, 95448), (2328, 81590), (2388, 79540), (2460, 77212), (2910, 65272), (2985, 63632), (3184, 59655), (3280, 57909), (3880, 48954), (3977, 47760), (3980, 47724), (4656, 40795), (4776, 39770), (4920, 38606), (5820, 32636), (5970, 31816), (7760, 24477), (7954, 23880), (7960, 23862), (8159, 23280), (9552, 19885), (9840, 19303), (11640, 16318), (11931, 15920), (11940, 15908)]