181565340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{281}}^1$

素因数の和:404

約数の個数: 144

約数和(自身を含む): 567090720

約数和(自身を除く): 385525380

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 89, 110, 121, 132, 165, 178, 220, 242, 267, 281, 330, 356, 363, 445, 484, 534, 562, 605, 660, 726, 843, 890, 979, 1068, 1124, 1210, 1335, 1405, 1452, 1686, 1780, 1815, 1958, 2420, 2670, 2810, 2937, 3091, 3372, 3630, 3916, 4215, 4895, 5340, 5620, 5874, 6182, 7260, 8430, 9273, 9790, 10769, 11748, 12364, 14685, 15455, 16860, 18546, 19580, 21538, 25009, 29370, 30910, 32307, 34001, 37092, 43076, 46365, 50018, 53845, 58740, 61820, 64614, 68002, 75027, 92730, 100036, 102003, 107690, 125045, 129228, 136004, 150054, 161535, 170005, 185460, 204006, 215380, 250090, 275099, 300108, 323070, 340010, 375135, 408012, 500180, 510015, 550198, 646140, 680020, 750270, 825297, 1020030, 1100396, 1375495, 1500540, 1650594, 2040060, 2750990, 3026089, 3301188, 4126485, 5501980, 6052178, 8252970, 9078267, 12104356, 15130445, 16505940, 18156534, 30260890, 36313068, 45391335, 60521780, 90782670, 181565340]

約数ペア:

[(1, 181565340), (2, 90782670), (3, 60521780), (4, 45391335), (5, 36313068), (6, 30260890), (10, 18156534), (11, 16505940), (12, 15130445), (15, 12104356), (20, 9078267), (22, 8252970), (30, 6052178), (33, 5501980), (44, 4126485), (55, 3301188), (60, 3026089), (66, 2750990), (89, 2040060), (110, 1650594), (121, 1500540), (132, 1375495), (165, 1100396), (178, 1020030), (220, 825297), (242, 750270), (267, 680020), (281, 646140), (330, 550198), (356, 510015), (363, 500180), (445, 408012), (484, 375135), (534, 340010), (562, 323070), (605, 300108), (660, 275099), (726, 250090), (843, 215380), (890, 204006), (979, 185460), (1068, 170005), (1124, 161535), (1210, 150054), (1335, 136004), (1405, 129228), (1452, 125045), (1686, 107690), (1780, 102003), (1815, 100036), (1958, 92730), (2420, 75027), (2670, 68002), (2810, 64614), (2937, 61820), (3091, 58740), (3372, 53845), (3630, 50018), (3916, 46365), (4215, 43076), (4895, 37092), (5340, 34001), (5620, 32307), (5874, 30910), (6182, 29370), (7260, 25009), (8430, 21538), (9273, 19580), (9790, 18546), (10769, 16860), (11748, 15455), (12364, 14685)]