72505020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{3673}}^1$

素因数の和:3739

約数の個数: 96

約数和(自身を含む): 237017088

約数和(自身を除く): 164512068

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 47, 60, 70, 84, 94, 105, 140, 141, 188, 210, 235, 282, 329, 420, 470, 564, 658, 705, 940, 987, 1316, 1410, 1645, 1974, 2820, 3290, 3673, 3948, 4935, 6580, 7346, 9870, 11019, 14692, 18365, 19740, 22038, 25711, 36730, 44076, 51422, 55095, 73460, 77133, 102844, 110190, 128555, 154266, 172631, 220380, 257110, 308532, 345262, 385665, 514220, 517893, 690524, 771330, 863155, 1035786, 1208417, 1542660, 1726310, 2071572, 2416834, 2589465, 3452620, 3625251, 4833668, 5178930, 6042085, 7250502, 10357860, 12084170, 14501004, 18126255, 24168340, 36252510, 72505020]

約数ペア:

[(1, 72505020), (2, 36252510), (3, 24168340), (4, 18126255), (5, 14501004), (6, 12084170), (7, 10357860), (10, 7250502), (12, 6042085), (14, 5178930), (15, 4833668), (20, 3625251), (21, 3452620), (28, 2589465), (30, 2416834), (35, 2071572), (42, 1726310), (47, 1542660), (60, 1208417), (70, 1035786), (84, 863155), (94, 771330), (105, 690524), (140, 517893), (141, 514220), (188, 385665), (210, 345262), (235, 308532), (282, 257110), (329, 220380), (420, 172631), (470, 154266), (564, 128555), (658, 110190), (705, 102844), (940, 77133), (987, 73460), (1316, 55095), (1410, 51422), (1645, 44076), (1974, 36730), (2820, 25711), (3290, 22038), (3673, 19740), (3948, 18365), (4935, 14692), (6580, 11019), (7346, 9870)]