646290576

素因数分解:

$2^4\times 3^6\times {\mathrm{67}}^1\times {\mathrm{827}}^1$

素因数の和:920

約数の個数: 140

約数和(自身を含む): 1907748432

約数和(自身を除く): 1261457856

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 67, 72, 81, 108, 134, 144, 162, 201, 216, 243, 268, 324, 402, 432, 486, 536, 603, 648, 729, 804, 827, 972, 1072, 1206, 1296, 1458, 1608, 1654, 1809, 1944, 2412, 2481, 2916, 3216, 3308, 3618, 3888, 4824, 4962, 5427, 5832, 6616, 7236, 7443, 9648, 9924, 10854, 11664, 13232, 14472, 14886, 16281, 19848, 21708, 22329, 28944, 29772, 32562, 39696, 43416, 44658, 48843, 55409, 59544, 65124, 66987, 86832, 89316, 97686, 110818, 119088, 130248, 133974, 166227, 178632, 195372, 200961, 221636, 260496, 267948, 332454, 357264, 390744, 401922, 443272, 498681, 535896, 602883, 664908, 781488, 803844, 886544, 997362, 1071792, 1205766, 1329816, 1496043, 1607688, 1994724, 2411532, 2659632, 2992086, 3215376, 3989448, 4488129, 4823064, 5984172, 7978896, 8976258, 9646128, 11968344, 13464387, 17952516, 23936688, 26928774, 35905032, 40393161, 53857548, 71810064, 80786322, 107715096, 161572644, 215430192, 323145288, 646290576]

約数ペア:

[(1, 646290576), (2, 323145288), (3, 215430192), (4, 161572644), (6, 107715096), (8, 80786322), (9, 71810064), (12, 53857548), (16, 40393161), (18, 35905032), (24, 26928774), (27, 23936688), (36, 17952516), (48, 13464387), (54, 11968344), (67, 9646128), (72, 8976258), (81, 7978896), (108, 5984172), (134, 4823064), (144, 4488129), (162, 3989448), (201, 3215376), (216, 2992086), (243, 2659632), (268, 2411532), (324, 1994724), (402, 1607688), (432, 1496043), (486, 1329816), (536, 1205766), (603, 1071792), (648, 997362), (729, 886544), (804, 803844), (827, 781488), (972, 664908), (1072, 602883), (1206, 535896), (1296, 498681), (1458, 443272), (1608, 401922), (1654, 390744), (1809, 357264), (1944, 332454), (2412, 267948), (2481, 260496), (2916, 221636), (3216, 200961), (3308, 195372), (3618, 178632), (3888, 166227), (4824, 133974), (4962, 130248), (5427, 119088), (5832, 110818), (6616, 97686), (7236, 89316), (7443, 86832), (9648, 66987), (9924, 65124), (10854, 59544), (11664, 55409), (13232, 48843), (14472, 44658), (14886, 43416), (16281, 39696), (19848, 32562), (21708, 29772), (22329, 28944)]