212173860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{1999}}^1$

素因数の和:2101

約数の個数: 96

約数和(自身を含む): 624960000

約数和(自身を除く): 412786140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 61, 87, 116, 122, 145, 174, 183, 244, 290, 305, 348, 366, 435, 580, 610, 732, 870, 915, 1220, 1740, 1769, 1830, 1999, 3538, 3660, 3998, 5307, 5997, 7076, 7996, 8845, 9995, 10614, 11994, 17690, 19990, 21228, 23988, 26535, 29985, 35380, 39980, 53070, 57971, 59970, 106140, 115942, 119940, 121939, 173913, 231884, 243878, 289855, 347826, 365817, 487756, 579710, 609695, 695652, 731634, 869565, 1159420, 1219390, 1463268, 1739130, 1829085, 2438780, 3478260, 3536231, 3658170, 7072462, 7316340, 10608693, 14144924, 17681155, 21217386, 35362310, 42434772, 53043465, 70724620, 106086930, 212173860]

約数ペア:

[(1, 212173860), (2, 106086930), (3, 70724620), (4, 53043465), (5, 42434772), (6, 35362310), (10, 21217386), (12, 17681155), (15, 14144924), (20, 10608693), (29, 7316340), (30, 7072462), (58, 3658170), (60, 3536231), (61, 3478260), (87, 2438780), (116, 1829085), (122, 1739130), (145, 1463268), (174, 1219390), (183, 1159420), (244, 869565), (290, 731634), (305, 695652), (348, 609695), (366, 579710), (435, 487756), (580, 365817), (610, 347826), (732, 289855), (870, 243878), (915, 231884), (1220, 173913), (1740, 121939), (1769, 119940), (1830, 115942), (1999, 106140), (3538, 59970), (3660, 57971), (3998, 53070), (5307, 39980), (5997, 35380), (7076, 29985), (7996, 26535), (8845, 23988), (9995, 21228), (10614, 19990), (11994, 17690)]