67780620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{4231}}^1$

素因数の和:4335

約数の個数: 72

約数和(自身を含む): 207960480

約数和(自身を除く): 140179860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 89, 90, 178, 180, 267, 356, 445, 534, 801, 890, 1068, 1335, 1602, 1780, 2670, 3204, 4005, 4231, 5340, 8010, 8462, 12693, 16020, 16924, 21155, 25386, 38079, 42310, 50772, 63465, 76158, 84620, 126930, 152316, 190395, 253860, 376559, 380790, 753118, 761580, 1129677, 1506236, 1882795, 2259354, 3389031, 3765590, 4518708, 5648385, 6778062, 7531180, 11296770, 13556124, 16945155, 22593540, 33890310, 67780620]

約数ペア:

[(1, 67780620), (2, 33890310), (3, 22593540), (4, 16945155), (5, 13556124), (6, 11296770), (9, 7531180), (10, 6778062), (12, 5648385), (15, 4518708), (18, 3765590), (20, 3389031), (30, 2259354), (36, 1882795), (45, 1506236), (60, 1129677), (89, 761580), (90, 753118), (178, 380790), (180, 376559), (267, 253860), (356, 190395), (445, 152316), (534, 126930), (801, 84620), (890, 76158), (1068, 63465), (1335, 50772), (1602, 42310), (1780, 38079), (2670, 25386), (3204, 21155), (4005, 16924), (4231, 16020), (5340, 12693), (8010, 8462)]