66440340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{19427}}^1$

素因数の和:19461

約数の個数: 72

約数和(自身を含む): 212153760

約数和(自身を除く): 145713420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 19427, 38854, 58281, 77708, 97135, 116562, 174843, 194270, 233124, 291405, 349686, 369113, 388540, 582810, 699372, 738226, 874215, 1107339, 1165620, 1476452, 1748430, 1845565, 2214678, 3322017, 3496860, 3691130, 4429356, 5536695, 6644034, 7382260, 11073390, 13288068, 16610085, 22146780, 33220170, 66440340]

約数ペア:

[(1, 66440340), (2, 33220170), (3, 22146780), (4, 16610085), (5, 13288068), (6, 11073390), (9, 7382260), (10, 6644034), (12, 5536695), (15, 4429356), (18, 3691130), (19, 3496860), (20, 3322017), (30, 2214678), (36, 1845565), (38, 1748430), (45, 1476452), (57, 1165620), (60, 1107339), (76, 874215), (90, 738226), (95, 699372), (114, 582810), (171, 388540), (180, 369113), (190, 349686), (228, 291405), (285, 233124), (342, 194270), (380, 174843), (570, 116562), (684, 97135), (855, 77708), (1140, 58281), (1710, 38854), (3420, 19427)]