131796540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{433}}^1$

素因数の和:556

約数の個数: 144

約数和(自身を含む): 426535200

約数和(自身を除く): 294738660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 89, 90, 95, 114, 171, 178, 180, 190, 228, 267, 285, 342, 356, 380, 433, 445, 534, 570, 684, 801, 855, 866, 890, 1068, 1140, 1299, 1335, 1602, 1691, 1710, 1732, 1780, 2165, 2598, 2670, 3204, 3382, 3420, 3897, 4005, 4330, 5073, 5196, 5340, 6495, 6764, 7794, 8010, 8227, 8455, 8660, 10146, 12990, 15219, 15588, 16020, 16454, 16910, 19485, 20292, 24681, 25365, 25980, 30438, 32908, 33820, 38537, 38970, 41135, 49362, 50730, 60876, 74043, 76095, 77074, 77940, 82270, 98724, 101460, 115611, 123405, 148086, 152190, 154148, 164540, 192685, 231222, 246810, 296172, 304380, 346833, 370215, 385370, 462444, 493620, 578055, 693666, 732203, 740430, 770740, 1156110, 1387332, 1464406, 1480860, 1734165, 2196609, 2312220, 2928812, 3468330, 3661015, 4393218, 6589827, 6936660, 7322030, 8786436, 10983045, 13179654, 14644060, 21966090, 26359308, 32949135, 43932180, 65898270, 131796540]

約数ペア:

[(1, 131796540), (2, 65898270), (3, 43932180), (4, 32949135), (5, 26359308), (6, 21966090), (9, 14644060), (10, 13179654), (12, 10983045), (15, 8786436), (18, 7322030), (19, 6936660), (20, 6589827), (30, 4393218), (36, 3661015), (38, 3468330), (45, 2928812), (57, 2312220), (60, 2196609), (76, 1734165), (89, 1480860), (90, 1464406), (95, 1387332), (114, 1156110), (171, 770740), (178, 740430), (180, 732203), (190, 693666), (228, 578055), (267, 493620), (285, 462444), (342, 385370), (356, 370215), (380, 346833), (433, 304380), (445, 296172), (534, 246810), (570, 231222), (684, 192685), (801, 164540), (855, 154148), (866, 152190), (890, 148086), (1068, 123405), (1140, 115611), (1299, 101460), (1335, 98724), (1602, 82270), (1691, 77940), (1710, 77074), (1732, 76095), (1780, 74043), (2165, 60876), (2598, 50730), (2670, 49362), (3204, 41135), (3382, 38970), (3420, 38537), (3897, 33820), (4005, 32908), (4330, 30438), (5073, 25980), (5196, 25365), (5340, 24681), (6495, 20292), (6764, 19485), (7794, 16910), (8010, 16454), (8227, 16020), (8455, 15588), (8660, 15219), (10146, 12990)]