1681460640

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{389227}}^1$

素因数の和:389251

約数の個数: 96

約数和(自身を含む): 5885127360

約数和(自身を除く): 4203666720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 216, 240, 270, 288, 360, 432, 480, 540, 720, 864, 1080, 1440, 2160, 4320, 389227, 778454, 1167681, 1556908, 1946135, 2335362, 3113816, 3503043, 3892270, 4670724, 5838405, 6227632, 7006086, 7784540, 9341448, 10509129, 11676810, 12455264, 14012172, 15569080, 17515215, 18682896, 21018258, 23353620, 28024344, 31138160, 35030430, 37365792, 42036516, 46707240, 52545645, 56048688, 62276320, 70060860, 84073032, 93414480, 105091290, 112097376, 140121720, 168146064, 186828960, 210182580, 280243440, 336292128, 420365160, 560486880, 840730320, 1681460640]

約数ペア:

[(1, 1681460640), (2, 840730320), (3, 560486880), (4, 420365160), (5, 336292128), (6, 280243440), (8, 210182580), (9, 186828960), (10, 168146064), (12, 140121720), (15, 112097376), (16, 105091290), (18, 93414480), (20, 84073032), (24, 70060860), (27, 62276320), (30, 56048688), (32, 52545645), (36, 46707240), (40, 42036516), (45, 37365792), (48, 35030430), (54, 31138160), (60, 28024344), (72, 23353620), (80, 21018258), (90, 18682896), (96, 17515215), (108, 15569080), (120, 14012172), (135, 12455264), (144, 11676810), (160, 10509129), (180, 9341448), (216, 7784540), (240, 7006086), (270, 6227632), (288, 5838405), (360, 4670724), (432, 3892270), (480, 3503043), (540, 3113816), (720, 2335362), (864, 1946135), (1080, 1556908), (1440, 1167681), (2160, 778454), (4320, 389227)]