644704272

素因数分解:

$2^4\times 3^6\times {\mathrm{31}}^1\times {\mathrm{1783}}^1$

素因数の和:1840

約数の個数: 140

約数和(自身を含む): 1934312704

約数和(自身を除く): 1289608432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 36, 48, 54, 62, 72, 81, 93, 108, 124, 144, 162, 186, 216, 243, 248, 279, 324, 372, 432, 486, 496, 558, 648, 729, 744, 837, 972, 1116, 1296, 1458, 1488, 1674, 1783, 1944, 2232, 2511, 2916, 3348, 3566, 3888, 4464, 5022, 5349, 5832, 6696, 7132, 7533, 10044, 10698, 11664, 13392, 14264, 15066, 16047, 20088, 21396, 22599, 28528, 30132, 32094, 40176, 42792, 45198, 48141, 55273, 60264, 64188, 85584, 90396, 96282, 110546, 120528, 128376, 144423, 165819, 180792, 192564, 221092, 256752, 288846, 331638, 361584, 385128, 433269, 442184, 497457, 577692, 663276, 770256, 866538, 884368, 994914, 1155384, 1299807, 1326552, 1492371, 1733076, 1989828, 2310768, 2599614, 2653104, 2984742, 3466152, 3979656, 4477113, 5199228, 5969484, 6932304, 7959312, 8954226, 10398456, 11938968, 13431339, 17908452, 20796912, 23877936, 26862678, 35816904, 40294017, 53725356, 71633808, 80588034, 107450712, 161176068, 214901424, 322352136, 644704272]

約数ペア:

[(1, 644704272), (2, 322352136), (3, 214901424), (4, 161176068), (6, 107450712), (8, 80588034), (9, 71633808), (12, 53725356), (16, 40294017), (18, 35816904), (24, 26862678), (27, 23877936), (31, 20796912), (36, 17908452), (48, 13431339), (54, 11938968), (62, 10398456), (72, 8954226), (81, 7959312), (93, 6932304), (108, 5969484), (124, 5199228), (144, 4477113), (162, 3979656), (186, 3466152), (216, 2984742), (243, 2653104), (248, 2599614), (279, 2310768), (324, 1989828), (372, 1733076), (432, 1492371), (486, 1326552), (496, 1299807), (558, 1155384), (648, 994914), (729, 884368), (744, 866538), (837, 770256), (972, 663276), (1116, 577692), (1296, 497457), (1458, 442184), (1488, 433269), (1674, 385128), (1783, 361584), (1944, 331638), (2232, 288846), (2511, 256752), (2916, 221092), (3348, 192564), (3566, 180792), (3888, 165819), (4464, 144423), (5022, 128376), (5349, 120528), (5832, 110546), (6696, 96282), (7132, 90396), (7533, 85584), (10044, 64188), (10698, 60264), (11664, 55273), (13392, 48141), (14264, 45198), (15066, 42792), (16047, 40176), (20088, 32094), (21396, 30132), (22599, 28528)]