31297980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1733}}^1$

素因数の和:1795

約数の個数: 96

約数和(自身を含む): 102541824

約数和(自身を除く): 71243844

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 43, 60, 70, 84, 86, 105, 129, 140, 172, 210, 215, 258, 301, 420, 430, 516, 602, 645, 860, 903, 1204, 1290, 1505, 1733, 1806, 2580, 3010, 3466, 3612, 4515, 5199, 6020, 6932, 8665, 9030, 10398, 12131, 17330, 18060, 20796, 24262, 25995, 34660, 36393, 48524, 51990, 60655, 72786, 74519, 103980, 121310, 145572, 149038, 181965, 223557, 242620, 298076, 363930, 372595, 447114, 521633, 727860, 745190, 894228, 1043266, 1117785, 1490380, 1564899, 2086532, 2235570, 2608165, 3129798, 4471140, 5216330, 6259596, 7824495, 10432660, 15648990, 31297980]

約数ペア:

[(1, 31297980), (2, 15648990), (3, 10432660), (4, 7824495), (5, 6259596), (6, 5216330), (7, 4471140), (10, 3129798), (12, 2608165), (14, 2235570), (15, 2086532), (20, 1564899), (21, 1490380), (28, 1117785), (30, 1043266), (35, 894228), (42, 745190), (43, 727860), (60, 521633), (70, 447114), (84, 372595), (86, 363930), (105, 298076), (129, 242620), (140, 223557), (172, 181965), (210, 149038), (215, 145572), (258, 121310), (301, 103980), (420, 74519), (430, 72786), (516, 60655), (602, 51990), (645, 48524), (860, 36393), (903, 34660), (1204, 25995), (1290, 24262), (1505, 20796), (1733, 18060), (1806, 17330), (2580, 12131), (3010, 10398), (3466, 9030), (3612, 8665), (4515, 6932), (5199, 6020)]