647358180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{3511}}^1$

素因数の和:3969

約数の個数: 96

約数和(自身を含む): 2076856320

約数和(自身を除く): 1429498140

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 439, 878, 1317, 1756, 2195, 2634, 3073, 3511, 4390, 5268, 6146, 6585, 7022, 8780, 9219, 10533, 12292, 13170, 14044, 15365, 17555, 18438, 21066, 24577, 26340, 30730, 35110, 36876, 42132, 46095, 49154, 52665, 61460, 70220, 73731, 92190, 98308, 105330, 122885, 147462, 184380, 210660, 245770, 294924, 368655, 491540, 737310, 1474620, 1541329, 3082658, 4623987, 6165316, 7706645, 9247974, 10789303, 15413290, 18495948, 21578606, 23119935, 30826580, 32367909, 43157212, 46239870, 53946515, 64735818, 92479740, 107893030, 129471636, 161839545, 215786060, 323679090, 647358180]

約数ペア:

[(1, 647358180), (2, 323679090), (3, 215786060), (4, 161839545), (5, 129471636), (6, 107893030), (7, 92479740), (10, 64735818), (12, 53946515), (14, 46239870), (15, 43157212), (20, 32367909), (21, 30826580), (28, 23119935), (30, 21578606), (35, 18495948), (42, 15413290), (60, 10789303), (70, 9247974), (84, 7706645), (105, 6165316), (140, 4623987), (210, 3082658), (420, 1541329), (439, 1474620), (878, 737310), (1317, 491540), (1756, 368655), (2195, 294924), (2634, 245770), (3073, 210660), (3511, 184380), (4390, 147462), (5268, 122885), (6146, 105330), (6585, 98308), (7022, 92190), (8780, 73731), (9219, 70220), (10533, 61460), (12292, 52665), (13170, 49154), (14044, 46095), (15365, 42132), (17555, 36876), (18438, 35110), (21066, 30730), (24577, 26340)]