681719360

素因数分解:

$2^6\times 5^1\times 7^3\times {\mathrm{6211}}^1$

素因数の和:6249

約数の個数: 112

約数和(自身を含む): 1893417600

約数和(自身を除く): 1211698240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 343, 392, 448, 490, 560, 686, 784, 980, 1120, 1372, 1568, 1715, 1960, 2240, 2744, 3136, 3430, 3920, 5488, 6211, 6860, 7840, 10976, 12422, 13720, 15680, 21952, 24844, 27440, 31055, 43477, 49688, 54880, 62110, 86954, 99376, 109760, 124220, 173908, 198752, 217385, 248440, 304339, 347816, 397504, 434770, 496880, 608678, 695632, 869540, 993760, 1217356, 1391264, 1521695, 1739080, 1987520, 2130373, 2434712, 2782528, 3043390, 3478160, 4260746, 4869424, 6086780, 6956320, 8521492, 9738848, 10651865, 12173560, 13912640, 17042984, 19477696, 21303730, 24347120, 34085968, 42607460, 48694240, 68171936, 85214920, 97388480, 136343872, 170429840, 340859680, 681719360]

約数ペア:

[(1, 681719360), (2, 340859680), (4, 170429840), (5, 136343872), (7, 97388480), (8, 85214920), (10, 68171936), (14, 48694240), (16, 42607460), (20, 34085968), (28, 24347120), (32, 21303730), (35, 19477696), (40, 17042984), (49, 13912640), (56, 12173560), (64, 10651865), (70, 9738848), (80, 8521492), (98, 6956320), (112, 6086780), (140, 4869424), (160, 4260746), (196, 3478160), (224, 3043390), (245, 2782528), (280, 2434712), (320, 2130373), (343, 1987520), (392, 1739080), (448, 1521695), (490, 1391264), (560, 1217356), (686, 993760), (784, 869540), (980, 695632), (1120, 608678), (1372, 496880), (1568, 434770), (1715, 397504), (1960, 347816), (2240, 304339), (2744, 248440), (3136, 217385), (3430, 198752), (3920, 173908), (5488, 124220), (6211, 109760), (6860, 99376), (7840, 86954), (10976, 62110), (12422, 54880), (13720, 49688), (15680, 43477), (21952, 31055), (24844, 27440)]