30939720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{36833}}^1$

素因数の和:36854

約数の個数: 64

約数和(自身を含む): 106081920

約数和(自身を除く): 75142200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 36833, 73666, 110499, 147332, 184165, 220998, 257831, 294664, 368330, 441996, 515662, 552495, 736660, 773493, 883992, 1031324, 1104990, 1289155, 1473320, 1546986, 2062648, 2209980, 2578310, 3093972, 3867465, 4419960, 5156620, 6187944, 7734930, 10313240, 15469860, 30939720]

約数ペア:

[(1, 30939720), (2, 15469860), (3, 10313240), (4, 7734930), (5, 6187944), (6, 5156620), (7, 4419960), (8, 3867465), (10, 3093972), (12, 2578310), (14, 2209980), (15, 2062648), (20, 1546986), (21, 1473320), (24, 1289155), (28, 1104990), (30, 1031324), (35, 883992), (40, 773493), (42, 736660), (56, 552495), (60, 515662), (70, 441996), (84, 368330), (105, 294664), (120, 257831), (140, 220998), (168, 184165), (210, 147332), (280, 110499), (420, 73666), (840, 36833)]