16061940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1$

素因数の和:242

約数の個数: 144

約数和(自身を含む): 53660880

約数和(自身を除く): 37598940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 29, 30, 34, 36, 45, 51, 58, 60, 68, 85, 87, 90, 102, 116, 145, 153, 170, 174, 180, 181, 204, 255, 261, 290, 306, 340, 348, 362, 435, 493, 510, 522, 543, 580, 612, 724, 765, 870, 905, 986, 1020, 1044, 1086, 1305, 1479, 1530, 1629, 1740, 1810, 1972, 2172, 2465, 2610, 2715, 2958, 3060, 3077, 3258, 3620, 4437, 4930, 5220, 5249, 5430, 5916, 6154, 6516, 7395, 8145, 8874, 9231, 9860, 10498, 10860, 12308, 14790, 15385, 15747, 16290, 17748, 18462, 20996, 22185, 26245, 27693, 29580, 30770, 31494, 32580, 36924, 44370, 46155, 47241, 52490, 55386, 61540, 62988, 78735, 88740, 89233, 92310, 94482, 104980, 110772, 138465, 157470, 178466, 184620, 188964, 236205, 267699, 276930, 314940, 356932, 446165, 472410, 535398, 553860, 803097, 892330, 944820, 1070796, 1338495, 1606194, 1784660, 2676990, 3212388, 4015485, 5353980, 8030970, 16061940]

約数ペア:

[(1, 16061940), (2, 8030970), (3, 5353980), (4, 4015485), (5, 3212388), (6, 2676990), (9, 1784660), (10, 1606194), (12, 1338495), (15, 1070796), (17, 944820), (18, 892330), (20, 803097), (29, 553860), (30, 535398), (34, 472410), (36, 446165), (45, 356932), (51, 314940), (58, 276930), (60, 267699), (68, 236205), (85, 188964), (87, 184620), (90, 178466), (102, 157470), (116, 138465), (145, 110772), (153, 104980), (170, 94482), (174, 92310), (180, 89233), (181, 88740), (204, 78735), (255, 62988), (261, 61540), (290, 55386), (306, 52490), (340, 47241), (348, 46155), (362, 44370), (435, 36924), (493, 32580), (510, 31494), (522, 30770), (543, 29580), (580, 27693), (612, 26245), (724, 22185), (765, 20996), (870, 18462), (905, 17748), (986, 16290), (1020, 15747), (1044, 15385), (1086, 14790), (1305, 12308), (1479, 10860), (1530, 10498), (1629, 9860), (1740, 9231), (1810, 8874), (1972, 8145), (2172, 7395), (2465, 6516), (2610, 6154), (2715, 5916), (2958, 5430), (3060, 5249), (3077, 5220), (3258, 4930), (3620, 4437)]