20161031940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{16000819}}^1$

素因数の和:16000841

約数の個数: 72

約数和(自身を含む): 69891581760

約数和(自身を除く): 49730549820

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 16000819, 32001638, 48002457, 64003276, 80004095, 96004914, 112005733, 144007371, 160008190, 192009828, 224011466, 240012285, 288014742, 320016380, 336017199, 448022932, 480024570, 560028665, 576029484, 672034398, 720036855, 960049140, 1008051597, 1120057330, 1344068796, 1440073710, 1680085995, 2016103194, 2240114660, 2880147420, 3360171990, 4032206388, 5040257985, 6720343980, 10080515970, 20161031940]

約数ペア:

[(1, 20161031940), (2, 10080515970), (3, 6720343980), (4, 5040257985), (5, 4032206388), (6, 3360171990), (7, 2880147420), (9, 2240114660), (10, 2016103194), (12, 1680085995), (14, 1440073710), (15, 1344068796), (18, 1120057330), (20, 1008051597), (21, 960049140), (28, 720036855), (30, 672034398), (35, 576029484), (36, 560028665), (42, 480024570), (45, 448022932), (60, 336017199), (63, 320016380), (70, 288014742), (84, 240012285), (90, 224011466), (105, 192009828), (126, 160008190), (140, 144007371), (180, 112005733), (210, 96004914), (252, 80004095), (315, 64003276), (420, 48002457), (630, 32001638), (1260, 16000819)]