195941940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1$

素因数の和:497

約数の個数: 96

約数和(自身を含む): 560697984

約数和(自身を除く): 364756044

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 97, 131, 194, 257, 262, 291, 388, 393, 485, 514, 524, 582, 655, 771, 786, 970, 1028, 1164, 1285, 1310, 1455, 1542, 1572, 1940, 1965, 2570, 2620, 2910, 3084, 3855, 3930, 5140, 5820, 7710, 7860, 12707, 15420, 24929, 25414, 33667, 38121, 49858, 50828, 63535, 67334, 74787, 76242, 99716, 101001, 124645, 127070, 134668, 149574, 152484, 168335, 190605, 202002, 249290, 254140, 299148, 336670, 373935, 381210, 404004, 498580, 505005, 673340, 747870, 762420, 1010010, 1495740, 2020020, 3265699, 6531398, 9797097, 13062796, 16328495, 19594194, 32656990, 39188388, 48985485, 65313980, 97970970, 195941940]

約数ペア:

[(1, 195941940), (2, 97970970), (3, 65313980), (4, 48985485), (5, 39188388), (6, 32656990), (10, 19594194), (12, 16328495), (15, 13062796), (20, 9797097), (30, 6531398), (60, 3265699), (97, 2020020), (131, 1495740), (194, 1010010), (257, 762420), (262, 747870), (291, 673340), (388, 505005), (393, 498580), (485, 404004), (514, 381210), (524, 373935), (582, 336670), (655, 299148), (771, 254140), (786, 249290), (970, 202002), (1028, 190605), (1164, 168335), (1285, 152484), (1310, 149574), (1455, 134668), (1542, 127070), (1572, 124645), (1940, 101001), (1965, 99716), (2570, 76242), (2620, 74787), (2910, 67334), (3084, 63535), (3855, 50828), (3930, 49858), (5140, 38121), (5820, 33667), (7710, 25414), (7860, 24929), (12707, 15420)]