71516880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1399}}^1$

素因数の和:1489

約数の個数: 120

約数和(自身を含む): 243734400

約数和(自身を除く): 172217520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 71, 72, 80, 90, 120, 142, 144, 180, 213, 240, 284, 355, 360, 426, 568, 639, 710, 720, 852, 1065, 1136, 1278, 1399, 1420, 1704, 2130, 2556, 2798, 2840, 3195, 3408, 4197, 4260, 5112, 5596, 5680, 6390, 6995, 8394, 8520, 10224, 11192, 12591, 12780, 13990, 16788, 17040, 20985, 22384, 25182, 25560, 27980, 33576, 41970, 50364, 51120, 55960, 62955, 67152, 83940, 99329, 100728, 111920, 125910, 167880, 198658, 201456, 251820, 297987, 335760, 397316, 496645, 503640, 595974, 794632, 893961, 993290, 1007280, 1191948, 1489935, 1589264, 1787922, 1986580, 2383896, 2979870, 3575844, 3973160, 4469805, 4767792, 5959740, 7151688, 7946320, 8939610, 11919480, 14303376, 17879220, 23838960, 35758440, 71516880]

約数ペア:

[(1, 71516880), (2, 35758440), (3, 23838960), (4, 17879220), (5, 14303376), (6, 11919480), (8, 8939610), (9, 7946320), (10, 7151688), (12, 5959740), (15, 4767792), (16, 4469805), (18, 3973160), (20, 3575844), (24, 2979870), (30, 2383896), (36, 1986580), (40, 1787922), (45, 1589264), (48, 1489935), (60, 1191948), (71, 1007280), (72, 993290), (80, 893961), (90, 794632), (120, 595974), (142, 503640), (144, 496645), (180, 397316), (213, 335760), (240, 297987), (284, 251820), (355, 201456), (360, 198658), (426, 167880), (568, 125910), (639, 111920), (710, 100728), (720, 99329), (852, 83940), (1065, 67152), (1136, 62955), (1278, 55960), (1399, 51120), (1420, 50364), (1704, 41970), (2130, 33576), (2556, 27980), (2798, 25560), (2840, 25182), (3195, 22384), (3408, 20985), (4197, 17040), (4260, 16788), (5112, 13990), (5596, 12780), (5680, 12591), (6390, 11192), (6995, 10224), (8394, 8520)]